diff --git a/api/@ohos.multimedia.audio.d.ts b/api/@ohos.multimedia.audio.d.ts
index e068644e18df0cbc79ac6241378e32a1988cd09a..a06c56605d284dac35757528113b7941eb6258d0 100644
--- a/api/@ohos.multimedia.audio.d.ts
+++ b/api/@ohos.multimedia.audio.d.ts
@@ -22,17 +22,59 @@ import {ErrorCallback, AsyncCallback, Callback} from './basic';
  */
 declare namespace audio {
   /**
-  * Define local device network id for audio
-  * @since 9
-  * @syscap SystemCapability.Multimedia.Audio.Device
-  * @systemapi
-  */
+   * Enumerates audio errors.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Core
+   */
+  enum AudioErrors {
+    /**
+     * Common errors.
+     */
+    ERROR_INVALID_PARAM = 6800101,
+    ERROR_NO_MEMORY     = 6800102,
+    ERROR_ILLEGAL_STATE = 6800103,
+    ERROR_UNSUPPORTED   = 6800104,
+    ERROR_TIMEOUT       = 6800105,
+    /**
+     * Audio specific errors.
+     */
+    ERROR_STREAM_LIMIT  = 6800201,
+    /**
+     * Default error.
+     */
+    ERROR_SYSTEM        = 6800301
+  }
+
+  /**
+   * Define local device network id for audio
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Device
+   * @systemapi
+   */
   const LOCAL_NETWORK_ID: string;
+
+  /**
+   * Define local volume group id for audio
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Volume
+   * @systemapi
+   */
+  const LOCAL_VOLUME_GROUP_ID: number;
+
+  /**
+   * Define local interrupt group id for audio
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Interrupt
+   * @systemapi
+   */
+  const LOCAL_INTERRUPT_GROUP_ID: number;
+
   /**
    * Obtains an AudioManager instance.
    * @return AudioManager object.
    * @since 7
    * @syscap SystemCapability.Multimedia.Audio.Core
+   * @deprecated since 9
    */
   function getAudioManager(): AudioManager;
 
@@ -42,6 +84,7 @@ declare namespace audio {
    * @param callback Callback used to return the audio capturer instance.
    * @since 8
    * @syscap SystemCapability.Multimedia.Audio.Capturer
+   * @deprecated since 9
    */
   function createAudioCapturer(options: AudioCapturerOptions, callback: AsyncCallback<AudioCapturer>): void;
 
@@ -51,6 +94,7 @@ declare namespace audio {
    * @return Promise used to return the audio capturer instance.
    * @since 8
    * @syscap SystemCapability.Multimedia.Audio.Capturer
+   * @deprecated since 9
    */
   function createAudioCapturer(options: AudioCapturerOptions): Promise<AudioCapturer>;
 
@@ -60,6 +104,7 @@ declare namespace audio {
    * @param callback Callback used to return the audio renderer instance.
    * @since 8
    * @syscap SystemCapability.Multimedia.Audio.Renderer
+   * @deprecated since 9
    */
   function createAudioRenderer(options: AudioRendererOptions, callback: AsyncCallback<AudioRenderer>): void;
 
@@ -69,6 +114,7 @@ declare namespace audio {
    * @return Promise used to return the audio renderer instance.
    * @since 8
    * @syscap SystemCapability.Multimedia.Audio.Renderer
+   * @deprecated since 9
    */
   function createAudioRenderer(options: AudioRendererOptions): Promise<AudioRenderer>;
 
@@ -307,8 +353,9 @@ declare namespace audio {
    * Enumerates the active device types.
    * @since 7
    * @syscap SystemCapability.Multimedia.Audio.Device
+   * @deprecated since 9
    */
-   enum ActiveDeviceType {
+  enum ActiveDeviceType {
     /**
      * Speaker.
      * @since 7
@@ -323,6 +370,20 @@ declare namespace audio {
     BLUETOOTH_SCO = 7,
   }
 
+  /**
+   * Enumerates the available device types for communication.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Communication
+   */
+  enum CommunicationDeviceType {
+    /**
+     * Speaker.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Communication
+     */
+    SPEAKER = 2
+  }
+
   /**
    * Enumerates ringer modes.
    * @since 7
@@ -397,22 +458,53 @@ declare namespace audio {
    * Enumerates the audio channel.
    * @since 8
    * @syscap SystemCapability.Multimedia.Audio.Core
+   * @deprecated since 9
    */
   enum AudioChannel {
     /**
      * Channel 1.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     CHANNEL_1 = 0x1 << 0,
     /**
      * Channel 2.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     CHANNEL_2 = 0x1 << 1
   }
 
+  /**
+   * Enumerates the audio render channel mask.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Core
+   */
+  enum AudioRendererChannelMask {
+    CHANNEL_OUT_FRONT_LEFT = 0x1 << 0,
+    CHANNEL_OUT_FRONT_RIGHT = 0x1 << 1,
+    CHANNEL_OUT_FRONT_CENTER = 0x1 << 2, 
+    CHANNEL_OUT_LOW_FREQUENCY = 0x1 << 3, 
+    CHANNEL_OUT_SIDE_LEFT = 0x1 << 4,
+    CHANNEL_OUT_SIDE_RIGHT = 0x1 << 5, 
+    CHANNEL_OUT_BACK_LEFT = 0x1 << 6,
+    CHANNEL_OUT_BACK_RIGHT = 0x1 << 7
+  }
+
+  /**
+   * Enumerates the audio capture channel mask.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Core
+   */
+  enum AudioCapturerChannelMask {
+    CHANNEL_IN_LEFT = 0x1 << 0,
+    CHANNEL_IN_RIGHT = 0x1 << 1,
+    CHANNEL_IN_FRONT = 0x1 << 2, 
+    CHANNEL_IN_BACK = 0x1 << 3
+  }
+
   /**
    * Enumerates the audio sampling rate.
    * @since 8
@@ -591,42 +683,47 @@ declare namespace audio {
    */
   enum FocusType {
     /**
-     * Recording type.
+     * Default focus type.
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Core
      * @systemapi
      */
-    FOCUS_TYPE_RECORDING = 0,
+    FOCUS_TYPE_DEFAULT = 0,
   }
 
   /**
    * Describes audio stream information.
    * @since 8
    * @syscap SystemCapability.Multimedia.Audio.Core
+   * @deprecated since 9
    */
   interface AudioStreamInfo {
     /**
      * Sampling rate.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     samplingRate: AudioSamplingRate;
     /**
      * Audio channels.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     channels: AudioChannel;
     /**
      * Audio sample format.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     sampleFormat: AudioSampleFormat;
     /**
      * Audio encoding type.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     encodingType: AudioEncodingType;
   }
@@ -635,29 +732,34 @@ declare namespace audio {
    * Describes audio renderer information.
    * @since 8
    * @syscap SystemCapability.Multimedia.Audio.Core
+   * @deprecated since 9
    */
   interface AudioRendererInfo {
     /**
      * Content type.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     content: ContentType;
     /**
      * Stream usage.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     usage: StreamUsage;
     /**
      * Audio renderer flags.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     rendererFlags: number;
   }
 
-  /** Describes audio renderer filter.
+  /** 
+   * Describes audio renderer filter.
    * @since 9
    * @syscap SystemCapability.Multimedia.Audio.Core
    * @systemapi
@@ -676,7 +778,7 @@ declare namespace audio {
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      * @systemapi
      */
-    rendererInfo?: AudioRendererInfo;
+    rendererInfo?: AudioStreamRendererInfo;
     /**
      * AudioRenderer id.
      * @since 9
@@ -690,18 +792,21 @@ declare namespace audio {
    * Describes audio renderer configuration options.
    * @since 8
    * @syscap SystemCapability.Multimedia.Audio.Renderer
+   * @deprecated since 9
    */
   interface AudioRendererOptions {
     /**
      * Stream information.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
      */
     streamInfo: AudioStreamInfo;
     /**
      * Renderer information.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
      */
     rendererInfo: AudioRendererInfo;
   }
@@ -873,6 +978,7 @@ declare namespace audio {
    * Enumerates interrupt action types.
    * @since 7
    * @syscap SystemCapability.Multimedia.Audio.Renderer
+   * @deprecated since 9
    */
   enum InterruptActionType {
 
@@ -880,6 +986,7 @@ declare namespace audio {
      * Focus gain event.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
      */
     TYPE_ACTIVATED = 0,
 
@@ -887,6 +994,7 @@ declare namespace audio {
      * Audio interruption event.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
      */
     TYPE_INTERRUPT = 1
   }
@@ -950,6 +1058,7 @@ declare namespace audio {
    * Implements audio volume and audio device management.
    * @since 7
    * @syscap SystemCapability.Multimedia.Audio.Core
+   * @deprecated since 9
    */
   interface AudioManager {
     /**
@@ -960,6 +1069,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
      * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @deprecated since 9
      */
     setVolume(volumeType: AudioVolumeType, volume: number, callback: AsyncCallback<void>): void;
     /**
@@ -970,6 +1080,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
      * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @deprecated since 9
      */
     setVolume(volumeType: AudioVolumeType, volume: number): Promise<void>;
     /**
@@ -978,6 +1089,7 @@ declare namespace audio {
      * @param callback Callback used to return the volume.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     getVolume(volumeType: AudioVolumeType, callback: AsyncCallback<number>): void;
     /**
@@ -986,6 +1098,7 @@ declare namespace audio {
      * @return Promise used to return the volume.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     getVolume(volumeType: AudioVolumeType): Promise<number>;
     /**
@@ -994,6 +1107,7 @@ declare namespace audio {
      * @param callback Callback used to return the minimum volume.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     getMinVolume(volumeType: AudioVolumeType, callback: AsyncCallback<number>): void;
     /**
@@ -1002,6 +1116,7 @@ declare namespace audio {
      * @return Promise used to return the minimum volume.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     getMinVolume(volumeType: AudioVolumeType): Promise<number>;
     /**
@@ -1010,6 +1125,7 @@ declare namespace audio {
      * @param callback Callback used to return the maximum volume.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     getMaxVolume(volumeType: AudioVolumeType, callback: AsyncCallback<number>): void;
     /**
@@ -1018,6 +1134,7 @@ declare namespace audio {
      * @return Promise used to return the maximum volume.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     getMaxVolume(volumeType: AudioVolumeType): Promise<number>;
     /**
@@ -1026,6 +1143,7 @@ declare namespace audio {
      * @param callback Callback used to return the device list.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @deprecated since 9
      */
     getDevices(deviceFlag: DeviceFlag, callback: AsyncCallback<AudioDeviceDescriptors>): void;
     /**
@@ -1034,42 +1152,9 @@ declare namespace audio {
      * @return Promise used to return the device list.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @deprecated since 9
      */
     getDevices(deviceFlag: DeviceFlag): Promise<AudioDeviceDescriptors>;
-    /**
-     * Get the volume group list for a networkId. This method uses an asynchronous callback to return the result.
-     * @param networkId Device network id
-     * @param callback Callback used to return the result.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Volume
-     * @systemapi
-     */
-    getVolumeGroups(networkId: string, callback: AsyncCallback<VolumeGroupInfos>): void;
-    /**
-     * Get the volume group list for a networkId. This method uses a promise to return the result.
-     * @param networkId Device network id
-     * @return Promise used to return the result.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Volume
-     * @systemapi
-     */
-    getVolumeGroups(networkId: string): Promise<VolumeGroupInfos>;
-    /**
-     * Obtains an AudioGroupManager instance. This method uses an asynchronous callback to return the result.
-     * @param callback Callback used to return the result.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Volume
-     * @systemapi
-     */
-    getGroupManager(groupId: number, callback: AsyncCallback<AudioGroupManager>): void;
-    /**
-     * Obtains an AudioGroupManager instance. This method uses a promise to return the result.
-     * @param callback Callback used to return the result.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Volume
-     * @systemapi
-     */
-    getGroupManager(groupId: number): Promise<AudioGroupManager>;
     /**
      * Mutes a stream. This method uses an asynchronous callback to return the result.
      * @param volumeType Audio stream type.
@@ -1077,6 +1162,7 @@ declare namespace audio {
      * @param callback Callback used to return the result.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     mute(volumeType: AudioVolumeType, mute: boolean, callback: AsyncCallback<void>): void;
     /**
@@ -1086,6 +1172,7 @@ declare namespace audio {
      * @return Promise used to return the result.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     mute(volumeType: AudioVolumeType, mute: boolean): Promise<void>;
     /**
@@ -1095,6 +1182,7 @@ declare namespace audio {
      * muted, and false means the opposite.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     isMute(volumeType: AudioVolumeType, callback: AsyncCallback<boolean>): void;
     /**
@@ -1104,6 +1192,7 @@ declare namespace audio {
      * and false means the opposite.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     isMute(volumeType: AudioVolumeType): Promise<boolean>;
     /**
@@ -1113,6 +1202,7 @@ declare namespace audio {
      * active, and false means the opposite.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     isActive(volumeType: AudioVolumeType, callback: AsyncCallback<boolean>): void;
     /**
@@ -1122,6 +1212,7 @@ declare namespace audio {
      * and false means the opposite.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @deprecated since 9
      */
     isActive(volumeType: AudioVolumeType): Promise<boolean>;
     /**
@@ -1131,6 +1222,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
      * @permission ohos.permission.MICROPHONE
+     * @deprecated since 9
      */
     setMicrophoneMute(mute: boolean, callback: AsyncCallback<void>): void;
     /**
@@ -1140,6 +1232,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
      * @permission ohos.permission.MICROPHONE
+     * @deprecated since 9
      */
     setMicrophoneMute(mute: boolean): Promise<void>;
     /**
@@ -1149,6 +1242,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
      * @permission ohos.permission.MICROPHONE
+     * @deprecated since 9
      */
     isMicrophoneMute(callback: AsyncCallback<boolean>): void;
     /**
@@ -1158,6 +1252,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
      * @permission ohos.permission.MICROPHONE
+     * @deprecated since 9
      */
     isMicrophoneMute(): Promise<boolean>;
     /**
@@ -1167,6 +1262,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Communication
      * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @deprecated since 9
      */
     setRingerMode(mode: AudioRingMode, callback: AsyncCallback<void>): void;
     /**
@@ -1176,6 +1272,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Communication
      * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @deprecated since 9
      */
     setRingerMode(mode: AudioRingMode): Promise<void>;
     /**
@@ -1183,6 +1280,7 @@ declare namespace audio {
      * @param callback Callback used to return the ringer mode.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Communication
+     * @deprecated since 9
      */
     getRingerMode(callback: AsyncCallback<AudioRingMode>): void;
     /**
@@ -1190,6 +1288,7 @@ declare namespace audio {
      * @return Promise used to return the ringer mode.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Communication
+     * @deprecated since 9
      */
     getRingerMode(): Promise<AudioRingMode>;
     /**
@@ -1200,6 +1299,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Core
      * @permission ohos.permission.MODIFY_AUDIO_SETTINGS
+     * @deprecated since 9
      */
     setAudioParameter(key: string, value: string, callback: AsyncCallback<void>): void;
     /**
@@ -1210,6 +1310,7 @@ declare namespace audio {
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Core
      * @permission ohos.permission.MODIFY_AUDIO_SETTINGS
+     * @deprecated since 9
      */
     setAudioParameter(key: string, value: string): Promise<void>;
     /**
@@ -1218,6 +1319,7 @@ declare namespace audio {
      * @param callback Callback used to return the value of the audio parameter.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     getAudioParameter(key: string, callback: AsyncCallback<string>): void;
     /**
@@ -1226,6 +1328,7 @@ declare namespace audio {
      * @return Promise used to return the value of the audio parameter.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
      */
     getAudioParameter(key: string): Promise<string>;
     /**
@@ -1236,6 +1339,7 @@ declare namespace audio {
      * @param callback Callback used to return the result.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @deprecated since 9
      */
     setDeviceActive(deviceType: ActiveDeviceType, active: boolean, callback: AsyncCallback<void>): void;
     /**
@@ -1246,6 +1350,7 @@ declare namespace audio {
      * @return Promise used to return the result.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @deprecated since 9
      */
     setDeviceActive(deviceType: ActiveDeviceType, active: boolean): Promise<void>;
     /**
@@ -1254,6 +1359,7 @@ declare namespace audio {
      * @param callback Callback used to return the active status of the device.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @deprecated since 9
      */
     isDeviceActive(deviceType: ActiveDeviceType, callback: AsyncCallback<boolean>): void;
     /**
@@ -1262,6 +1368,7 @@ declare namespace audio {
      * @return Promise used to return the active status of the device.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @deprecated since 9
      */
     isDeviceActive(deviceType: ActiveDeviceType): Promise<boolean>;
     /**
@@ -1270,6 +1377,7 @@ declare namespace audio {
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Volume
      * @systemapi
+     * @deprecated since 9
      */
     on(type: 'volumeChange', callback: Callback<VolumeEvent>): void;
     /**
@@ -1278,6 +1386,7 @@ declare namespace audio {
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Communication
      * @systemapi
+     * @deprecated since 9
      */
     on(type: 'ringerModeChange', callback: Callback<AudioRingMode>): void;
     /**
@@ -1288,6 +1397,7 @@ declare namespace audio {
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Communication
      * @systemapi
+     * @deprecated since 9
      */
     setAudioScene(scene: AudioScene, callback: AsyncCallback<void> ): void;
     /**
@@ -1297,6 +1407,7 @@ declare namespace audio {
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Communication
      * @systemapi
+     * @deprecated since 9
      */
     setAudioScene(scene: AudioScene): Promise<void>;
     /**
@@ -1304,6 +1415,7 @@ declare namespace audio {
      * @param callback Callback used to return the audio scene mode.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Communication
+     * @deprecated since 9
      */
     getAudioScene(callback: AsyncCallback<AudioScene>): void;
     /**
@@ -1311,6 +1423,7 @@ declare namespace audio {
      * @return Promise used to return the audio scene mode.
      * @since 8
      * @syscap SystemCapability.Multimedia.Audio.Communication
+     * @deprecated since 9
      */
     getAudioScene(): Promise<AudioScene>;
     /**
@@ -1319,6 +1432,7 @@ declare namespace audio {
      * @param callback Callback used to obtain the device update details.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @deprecated since 9
      */
     on(type: 'deviceChange', callback: Callback<DeviceChangeAction>): void;
 
@@ -1327,6 +1441,7 @@ declare namespace audio {
      * @param callback Callback used to obtain the device update details.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @deprecated since 9
      */
     off(type: 'deviceChange', callback?: Callback<DeviceChangeAction>): void;
 
@@ -1338,6 +1453,7 @@ declare namespace audio {
      * @param callback Callback invoked for the audio interruption event.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
      */
     on(type: 'interrupt', interrupt: AudioInterrupt, callback: Callback<InterruptAction>): void;
 
@@ -1348,261 +1464,1316 @@ declare namespace audio {
      * @param callback Callback invoked for the audio interruption event.
      * @since 7
      * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
      */
     off(type: 'interrupt', interrupt: AudioInterrupt, callback?: Callback<InterruptAction>): void;
+  }
 
+  /**
+   * Describes an audio device.
+   * @since 7
+   * @syscap SystemCapability.Multimedia.Audio.Device
+   */
+  interface AudioDeviceDescriptor {
     /**
-     * Request independent interrupt event.
-     * @param focusType The focus type.
-     * @param callback Callback used to return the result.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     * @systemapi
+     * Audio device role.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Device
      */
-    requestIndependentInterrupt(focusType: FocusType, callback: AsyncCallback<boolean>): void;
+    readonly deviceRole: DeviceRole;
 
     /**
-     * Request independent interrupt event.
-     * @param focusType The focus type.
-     * @return Promise used to return the result.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     * @systemapi
+     * Audio device type.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Device
      */
-    requestIndependentInterrupt(focusType: FocusType): Promise<boolean>;
+    readonly deviceType: DeviceType;
 
     /**
-     * Abandon the requested independent interrupt event.
-     * @param focusType The focus type.
-     * @param callback Callback used to return the result.
+     * Audio device id.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     * @systemapi
+     * @SysCap SystemCapability.Multimedia.Audio.Device
      */
-    abandonIndependentInterrupt(focusType: FocusType, callback: AsyncCallback<boolean>): void;
+    readonly id: number;
 
     /**
-     * Abandon the requested independent interrupt event.
-     * @param focusType The focus type.
-     * @return Promise used to return the result.
+     * Audio device name.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     * @systemapi
+     * @SysCap SystemCapability.Multimedia.Audio.Device
      */
-    abandonIndependentInterrupt(focusType: FocusType): Promise<boolean>;
+    readonly name: string;
 
     /**
-     * Listens for independent interruption events. When the audio of an application is interrupted by another application,
-     * the callback is invoked to notify the former application.
-     * @param type Type of the event to listen for. Only the independentInterrupt event is supported.
-     * @param callback Callback invoked for the independent interruption event.
+     * Audio device address.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     * @systemapi
+     * @SysCap SystemCapability.Multimedia.Audio.Device
      */
-    on(type: 'independentInterrupt', callback: Callback<InterruptEvent>): void;
+    readonly address: string;
 
     /**
-     * Cancels the listening of independent interruption events.
-     * @param type Type of the event to listen for. Only the independentInterrupt event is supported.
-     * @param callback Callback invoked for the independent interruption event.
+     * Supported sampling rates.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     * @systemapi
+     * @SysCap SystemCapability.Multimedia.Audio.Device
      */
-    off(type: 'independentInterrupt', callback?: Callback<InterruptEvent>): void;
+    readonly sampleRates: Array<number>;
 
     /**
-     * Obtains an AudioStreamManager instance. This method uses an asynchronous callback to return the result.
-     * @param callback Callback used to return the result.
+     * Supported channel counts.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Core
+     * @SysCap SystemCapability.Multimedia.Audio.Device
      */
-    getStreamManager(callback: AsyncCallback<AudioStreamManager>): void;
+    readonly channelCounts: Array<number>;
 
     /**
-     * Obtains an AudioStreamManager instance. This method uses a promise to return the result.
-     * @return Promise used to return the result.
+     * Supported channel masks.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Core
+     * @SysCap SystemCapability.Multimedia.Audio.Device
      */
-    getStreamManager(): Promise<AudioStreamManager>;
-
+    readonly channelMasks: Array<number>;
     /**
-     * Obtains an AudioRoutingManager instance. This method uses an asynchronous callback to return the result.
-     * @param callback Callback used to return the result.
+     * Device network id
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @systemapi
      */
-    getRoutingManager(callback: AsyncCallback<AudioRoutingManager>): void;
-
+    readonly networkId: string;
     /**
-     * Obtains an AudioRoutingManager instance. This method uses a promise to return the result.
-     * @param callback Callback used to return the result.
+     * Interrupt group id
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @systemapi
+     */
+    readonly interruptGroupId: number;
+    /**
+     * Volume group id
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Device
+     * @systemapi
      */
-    getRoutingManager(): Promise<AudioRoutingManager>;
+    readonly volumeGroupId: number;
   }
 
   /**
-   * Implements audio router management.
-   * @since 9
+   * Array of AudioDeviceDescriptors, which is read-only.
+   * @since 7
    * @syscap SystemCapability.Multimedia.Audio.Device
    */
-  interface AudioRoutingManager {
+  type AudioDeviceDescriptors = Array<Readonly<AudioDeviceDescriptor>>;
+
+  /**
+   * Array of VolumeGroupInfos, which is read-only.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Volume
+   * @systemapi
+   */
+  type VolumeGroupInfos = Array<Readonly<VolumeGroupInfo>>;
+
+  /**
+   * Describes the volume event received by the app when the volume is changed.
+   * @since 8
+   * @syscap SystemCapability.Multimedia.Audio.Volume
+   * @systemapi
+   */
+  interface VolumeEvent {
     /**
-     * Obtains the audio devices with a specific flag. This method uses an asynchronous callback to return the query result.
-     * @param deviceFlag Audio device flag.
-     * @param callback Callback used to return the device list.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * Volume type of the current stream.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Volume
      */
-    getDevices(deviceFlag: DeviceFlag, callback: AsyncCallback<AudioDeviceDescriptors>): void;
+    volumeType: AudioVolumeType;
     /**
-     * Obtains the audio devices with a specific flag. This method uses a promise to return the query result.
-     * @param deviceFlag Audio device flag.
-     * @return Promise used to return the device list.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * Volume level.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Volume
      */
-    getDevices(deviceFlag: DeviceFlag): Promise<AudioDeviceDescriptors>;
+    volume: number;
     /**
-     * Subscribes to device change events. When a device is connected/disconnected, registered clients will receive
-     * the callback.
-     * @param deviceFlag Audio device flag.
-     * @param callback Callback used to obtain the device update details.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * Whether to show the volume change in UI.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Volume
      */
-    on(type: 'deviceChange', deviceFlag: DeviceFlag, callback: Callback<DeviceChangeAction>): void;
+    updateUi: boolean;
     /**
-     * UnSubscribes to device change events.
-     * @param callback Callback used to obtain the device update details.
+     * volumeGroup id
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Volume
      */
-    off(type: 'deviceChange', callback?: Callback<DeviceChangeAction>): void;
+    volumeGroupId: number;
     /**
-     * Select the output device. This method uses an asynchronous callback to return the result.
-     * @param outputAudioDevices Audio device description
-     * @param callback Callback used to return the result.
+     * Device network id
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
-     * @systemapi
+     * @syscap SystemCapability.Multimedia.Audio.Volume
      */
-    selectOutputDevice(outputAudioDevices: AudioDeviceDescriptors, callback: AsyncCallback<void>): void;
+    networkId: string;
+  }
+
+  /**
+   * Describes the callback invoked for audio interruption or focus gain events.When the audio of an application
+   * is interrupted by another application, the callback is invoked to notify the former application.
+   * @since 7
+   * @syscap SystemCapability.Multimedia.Audio.Renderer
+   * @deprecated since 9
+   */
+  interface InterruptAction {
+
     /**
-     * Select the output device. This method uses a promise to return the result.
-     * @param outputAudioDevices Audio device description
-     * @return Promise used to return the result.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
-     * @systemapi
+     * Event type.
+     * The value TYPE_ACTIVATED means the focus gain event, and TYPE_INTERRUPT means the audio interruption event.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
      */
-    selectOutputDevice(outputAudioDevices: AudioDeviceDescriptors): Promise<void>;
+    actionType: InterruptActionType;
+
     /**
-     * Select the output device with desired AudioRenderer. This method uses an asynchronous callback to return the result.
-     * @param filter Filter for AudioRenderer.
-     * @param outputAudioDevices Audio device description
-     * @param callback Callback used to return the result.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
-     * @systemapi
+     * Type of the audio interruption event.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
      */
-    selectOutputDeviceByFilter(filter: AudioRendererFilter, outputAudioDevices: AudioDeviceDescriptors, callback: AsyncCallback<void>): void;
+    type?: InterruptType;
+
     /**
-     * Select the output device with desired AudioRenderer. This method uses a promise to return the result.
-     * @param filter Filter for AudioRenderer.
-     * @param outputAudioDevices Audio device description
+     * Hint for the audio interruption event.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    hint?: InterruptHint;
+
+    /**
+     * Whether the focus is gained or released. The value true means that the focus is gained or released,
+     * and false means that the focus fails to be gained or released.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    activated?: boolean;
+  }
+
+  /**
+   * Describes input parameters of audio listening events.
+   * @since 7
+   * @syscap SystemCapability.Multimedia.Audio.Renderer
+   * @deprecated since 9
+   */
+  interface AudioInterrupt {
+
+    /**
+     * Audio stream usage type.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    streamUsage: StreamUsage;
+
+    /**
+     * Type of the media interrupted.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    contentType: ContentType;
+
+    /**
+     * Whether audio playback can be paused when it is interrupted.
+     * The value true means that audio playback can be paused when it is interrupted, and false means the opposite.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    pauseWhenDucked: boolean;
+  }
+
+  /**
+   * Describes the device change type and device information.
+   * @since 7
+   * @syscap SystemCapability.Multimedia.Audio.Device
+   */
+  interface DeviceChangeAction {
+    /**
+     * Device change type.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     */
+    type: DeviceChangeType;
+
+    /**
+     * Device information.
+     * @since 7
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     */
+    deviceDescriptors: AudioDeviceDescriptors;
+  }
+
+  /**
+   * Provides audio playback APIs.
+   * @since 8
+   * @syscap SystemCapability.Multimedia.Audio.Renderer
+   * @deprecated since 9
+   */
+  interface AudioRenderer {
+    /**
+     * Defines the current render state.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    readonly state: AudioState;
+    /**
+     * Obtains the renderer information provided while creating a renderer instance. This method uses an asynchronous
+     * callback to return the result.
+     * @param callback Callback used to return the renderer information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getRendererInfo(callback: AsyncCallback<AudioRendererInfo>): void;
+    /**
+     * Obtains the renderer information provided while creating a renderer instance. This method uses a promise to
+     * return the result.
+     * @return Promise used to return the renderer information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getRendererInfo(): Promise<AudioRendererInfo>;
+    /**
+     * Obtains the renderer stream information. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the stream information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getStreamInfo(callback: AsyncCallback<AudioStreamInfo>): void;
+    /**
+     * Obtains the renderer stream information. This method uses a promise to return the result.
+     * @return Promise used to return the stream information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getStreamInfo(): Promise<AudioStreamInfo>;
+    /**
+     * Starts the renderer. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    start(callback: AsyncCallback<void>): void;
+    /**
+     * Starts the renderer. This method uses a promise to return the result.
+     * @return Promise used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    start(): Promise<void>;
+    /**
+     * Writes the buffer. This method uses an asynchronous callback to return the result.
+     * @param buffer Buffer to be written.
+     * @param callback Returns the number of bytes written if the operation is successful; returns an error code
+     * otherwise.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    write(buffer: ArrayBuffer, callback: AsyncCallback<number>): void;
+    /**
+     * Writes the buffer. This method uses a promise to return the result.
+     * @param buffer Buffer to be written.
+     * @return Returns the number of bytes written if the operation is successful; returns an error code otherwise.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    write(buffer: ArrayBuffer): Promise<number>;
+    /**
+     * Obtains the timestamp in Unix epoch time (starts from January 1, 1970), in nanoseconds. This method uses an
+     * asynchronous callback to return the result.
+     * @param callback Callback used to return the timestamp.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getAudioTime(callback: AsyncCallback<number>): void;
+    /**
+     * Obtains the timestamp in Unix epoch time (starts from January 1, 1970), in nanoseconds. This method uses a
+     * promise to return the result.
+     * @return Promise used to return the timestamp.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getAudioTime(): Promise<number>;
+    /**
+     * Drains the playback buffer. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    drain(callback: AsyncCallback<void>): void;
+    /**
+     * Drains the playback buffer. This method uses a promise to return the result.
+     * @return Promise used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    drain(): Promise<void>;
+    /**
+     * Pauses rendering. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    pause(callback: AsyncCallback<void>): void;
+    /**
+     * Pauses rendering. This method uses a promise to return the result.
+     * @return Promise used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    pause(): Promise<void>;
+    /**
+     * Stops rendering. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    stop(callback: AsyncCallback<void>): void;
+    /**
+     * Stops rendering. This method uses a promise to return the result.
+     * @return Promise used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    stop(): Promise<void>;
+    /**
+     * Releases the renderer. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    release(callback: AsyncCallback<void>): void;
+    /**
+     * Releases the renderer. This method uses a promise to return the result.
+     * @return Promise used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    release(): Promise<void>;
+    /**
+     * Obtains a reasonable minimum buffer size in bytes for rendering. This method uses an asynchronous callback to
+     * return the result.
+     * @param callback Callback used to return the buffer size.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getBufferSize(callback: AsyncCallback<number>): void;
+    /**
+     * Obtains a reasonable minimum buffer size in bytes for rendering. This method uses a promise to return the result.
+     * @return Promise used to return the buffer size.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getBufferSize(): Promise<number>;
+    /**
+     * Sets the render rate. This method uses an asynchronous callback to return the result.
+     * @param rate Audio render rate.
+     * @param callback Callback used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    setRenderRate(rate: AudioRendererRate, callback: AsyncCallback<void>): void;
+    /**
+     * Sets the render rate. This method uses a promise to return the result.
+     * @param rate Audio render rate.
+     * @return Promise used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    setRenderRate(rate: AudioRendererRate): Promise<void>;
+    /**
+     * Obtains the current render rate. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the audio render rate.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getRenderRate(callback: AsyncCallback<AudioRendererRate>): void;
+    /**
+     * Obtains the current render rate. This method uses a promise to return the result.
+     * @return Promise used to return the audio render rate.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    getRenderRate(): Promise<AudioRendererRate>;
+    /**
+     * Subscribes to mark reached events. When the number of frames rendered reaches the value of the frame parameter,
+     * the callback is invoked.
+     * @param frame Number of frames to trigger the event. The value must be greater than 0.
+     * @param callback Callback invoked when the event is triggered.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    on(type: "markReach", frame: number, callback: Callback<number>): void;
+    /**
+     * Unsubscribes from mark reached events.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    off(type: "markReach"): void;
+    /**
+     * Subscribes to period reached events. When the period of frame rendering reaches the value of frame parameter,
+     * the callback is invoked.
+     * @param frame Period during which frame rendering is listened. The value must be greater than 0.
+     * @param callback Callback invoked when the event is triggered.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    on(type: "periodReach", frame: number, callback: Callback<number>): void;
+    /**
+     * Unsubscribes from period reached events.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    off(type: "periodReach"): void;
+    /**
+     * Subscribes audio state change event callback.
+     * @param callback Callback invoked when state change.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @deprecated since 9
+     */
+    on(type: "stateChange", callback: Callback<AudioState>): void;
+  }
+
+  /**
+   * Enumerates source types.
+   * @since 8
+   * @syscap SystemCapability.Multimedia.Audio.Core
+   */
+  enum SourceType {
+    /**
+     * Invalid source type.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Core
+     */
+    SOURCE_TYPE_INVALID = -1,
+    /**
+     * Mic source type.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Core
+     */
+    SOURCE_TYPE_MIC = 0,
+    /**
+     * Voice communication source type.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Core
+     */
+    SOURCE_TYPE_VOICE_COMMUNICATION = 7
+  }
+
+  /**
+   * Describes audio capturer information.
+   * @since 8
+   * @syscap SystemCapability.Multimedia.Audio.Core
+   * @deprecated since 9
+   */
+  interface AudioCapturerInfo {
+    /**
+     * Audio source type.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
+     */
+    source: SourceType;
+    /**
+     * Audio capturer flags.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Core
+     * @deprecated since 9
+     */
+    capturerFlags: number;
+  }
+
+  /**
+   * Describes audio capturer configuration options.
+   * @since 8
+   * @syscap SystemCapability.Multimedia.Audio.Capturer
+   * @deprecated since 9
+   */
+  interface AudioCapturerOptions {
+    /**
+     * Stream information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    streamInfo: AudioStreamInfo;
+    /**
+     * Capturer information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    capturerInfo: AudioCapturerInfo;
+  }
+
+  /**
+   * Provides APIs for audio recording.
+   * @since 8
+   * @syscap SystemCapability.Multimedia.Audio.Capturer
+   * @deprecated since 9
+   */
+  interface AudioCapturer {
+    /**
+     * Defines the current capture state.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    readonly state: AudioState;
+    /**
+     * Obtains the capturer information provided while creating a capturer instance. This method uses an asynchronous
+     * callback to return the result.
+     * @param callback Callback used to return the capturer information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    getCapturerInfo(callback: AsyncCallback<AudioCapturerInfo>): void;
+    /**
+     * Obtains the capturer information provided while creating a capturer instance. This method uses a promise to
+     * return the result.
+     * @return Promise used to return the capturer information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    getCapturerInfo(): Promise<AudioCapturerInfo>;
+
+    /**
+     * Obtains the capturer stream information. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the stream information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    getStreamInfo(callback: AsyncCallback<AudioStreamInfo>): void;
+    /**
+     * Obtains the capturer stream information. This method uses a promise to return the result.
+     * @return Promise used to return the stream information.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    getStreamInfo(): Promise<AudioStreamInfo>;
+
+    /**
+     * Starts capturing. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    start(callback: AsyncCallback<void>): void;
+    /**
+     * Starts capturing. This method uses a promise to return the result.
+     * @return Promise used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    start(): Promise<void>;
+
+    /**
+     * Reads the buffer from the audio capturer. This method uses an asynchronous callback to return the result.
+     * @param size Number of bytes to read.
+     * @param isBlockingRead Whether the read operation should be blocked.
+     * @param callback Callback used to return the buffer.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    read(size: number, isBlockingRead: boolean, callback: AsyncCallback<ArrayBuffer>): void;
+    /**
+     * Reads the buffer from the audio capturer. This method uses a promise to return the result.
+     * @param size Number of bytes to read.
+     * @param isBlockingRead Whether the read operation should be blocked.
+     * @return Returns the buffer data read if the operation is successful; returns an error code otherwise.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    read(size: number, isBlockingRead: boolean): Promise<ArrayBuffer>;
+
+    /**
+     * Obtains the timestamp in Unix epoch time (starts from January 1, 1970), in nanoseconds. This method uses an
+     * asynchronous callback to return the result.
+     * @param callback Callback used to return the timestamp.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    getAudioTime(callback: AsyncCallback<number>): void;
+    /**
+     * Obtains the timestamp in Unix epoch time (starts from January 1, 1970), in nanoseconds. This method uses a
+     * promise to return the result.
+     * @return Promise used to return the timestamp.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    getAudioTime(): Promise<number>;
+
+    /**
+     * Stops capturing. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    stop(callback: AsyncCallback<void>): void;
+    /**
+     * Stops capturing. This method uses a promise to return the result.
+     * @return Promise used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    stop(): Promise<void>;
+
+    /**
+     * Releases the capturer. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    release(callback: AsyncCallback<void>): void;
+    /**
+     * Releases the capturer. This method uses a promise to return the result.
+     * @return Promise used to return the result.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    release(): Promise<void>;
+
+    /**
+     * Obtains a reasonable minimum buffer size in bytes for capturing. This method uses an asynchronous callback to
+     * return the result.
+     * @param callback Callback used to return the buffer size.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    getBufferSize(callback: AsyncCallback<number>): void;
+    /**
+     * Obtains a reasonable minimum buffer size in bytes for capturing. This method uses a promise to return the result.
+     * @return Promise used to return the buffer size.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    getBufferSize(): Promise<number>;
+
+    /**
+     * Subscribes to mark reached events. When the number of frames captured reaches the value of the frame parameter,
+     * the callback is invoked.
+     * @param frame Number of frames to trigger the event. The value must be greater than 0.
+     * @param callback Callback invoked when the event is triggered.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    on(type: "markReach", frame: number, callback: Callback<number>): void;
+    /**
+     * Unsubscribes from the mark reached events.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    off(type: "markReach"): void;
+
+    /**
+     * Subscribes to period reached events. When the period of frame capturing reaches the value of frame parameter,
+     * the callback is invoked.
+     * @param frame Period during which frame capturing is listened. The value must be greater than 0.
+     * @param callback Callback invoked when the event is triggered.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    on(type: "periodReach", frame: number, callback: Callback<number>): void;
+    /**
+     * Unsubscribes from period reached events.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    off(type: "periodReach"): void;
+
+    /**
+     * Subscribes audio state change event callback.
+     * @param callback Callback used to listen for the audio state change event.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @deprecated since 9
+     */
+    on(type: "stateChange", callback: Callback<AudioState>): void;
+  }
+
+  /**
+   * Obtains an AudioController instance.
+   * @return AudioController object.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Core
+   */
+  function getAudioController(): AudioController;
+
+  /**
+   * Obtains an AudioStreamCapturer instance. This method uses an asynchronous callback to return the capturer instance.
+   * @param options Capturer configurations.
+   * @param callback Callback used to return the audio capturer instance.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Capturer
+   */
+  function createAudioStreamCapturer(options: AudioStreamCapturerOptions, callback: AsyncCallback<AudioStreamCapturer>): void;
+
+  /**
+   * Obtains an AudioStreamCapturer instance. This method uses a promise to return the capturer instance.
+   * @param options Capturer configurations.
+   * @return Promise used to return the audio capturer instance.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Capturer
+   */
+  function createAudioStreamCapturer(options: AudioStreamCapturerOptions): Promise<AudioStreamCapturer>;
+
+  /**
+   * Obtains an AudioStreamRenderer instance. This method uses an asynchronous callback to return the renderer instance.
+   * @param options Renderer configurations.
+   * @param callback Callback used to return the audio renderer instance.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Renderer
+   */
+  function createAudioStreamRenderer(options: AudioStreamRendererOptions, callback: AsyncCallback<AudioStreamRenderer>): void;
+
+  /**
+   * Obtains an AudioStreamRenderer instance. This method uses a promise to return the renderer instance.
+   * @param options Renderer configurations.
+   * @return Promise used to return the audio renderer instance.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Renderer
+   */
+  function createAudioStreamRenderer(options: AudioStreamRendererOptions): Promise<AudioStreamRenderer>;
+
+  /**
+   * Obtains a TonePlayer instance. This method uses an asynchronous callback to return the renderer instance.
+   * @param options Tone playing attribute.
+   * @return Promise used to return the tone player instance.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Tone
+   */
+  function createTonePlayer(options: AudioStreamRendererInfo, callback: AsyncCallback<TonePlayer>): void;
+
+  /**
+   * Obtains a TonePlayer instance. This method uses a promise to return the renderer instance.
+   * @param options Tone playing attribute.
+   * @return Promise used to return the tone player instance.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Tone
+   */
+  function createTonePlayer(options: AudioStreamRendererInfo): Promise<TonePlayer>;
+
+  /**
+   * Implements audio interrupt management.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Interrupt
+   * @systemapi
+   */
+  interface AudioInterruptManager {
+    /**
+     * Request Interrupt event.
+     * @param focusType The Interrupt type.
+     * @param eventCallback Callback used to receive interrupt event.
+     * @return resultCallback Callback used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Interrupt
+     * @systemapi
+     */
+    on(type: 'requestInterrupt', focusType: FocusType, eventCallback: Callback<InterruptEvent>): boolean;
+
+    /**
+     * Abandon the requested Interrupt event.
+     * @param focusType The Interrupt type.
+     * @return callback Callback used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Interrupt
+     * @systemapi
+     */
+    off(type: 'requestInterrupt', focusType: FocusType, eventCallback?: Callback<InterruptEvent>): boolean;
+  }
+
+  /**
+   * Implements audio volume management.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Volume
+   */
+  interface AudioVolumeManager {
+    /**
+     * Get the volume group list for a networkId. This method uses an asynchronous callback to return the result.
+     * @param networkId Distributed deice net work id
+     * @param callback Callback used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @systemapi
+     */
+    getVolumeGroupInfos(networkId: string, callback: AsyncCallback<VolumeGroupInfos>): void;
+    /**
+     * Get the volume group list for a networkId. This method uses a promise to return the result.
+     * @param networkId Distributed deice net work id
+     * @return Promise used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @systemapi
+     */
+    getVolumeGroupInfos(networkId: string): Promise<VolumeGroupInfos>;
+
+    /**
+     * Obtains an AudioVolumeGroupManager instance. This method uses an asynchronous callback to return the result.
+     * @param groupId volume group id, use LOCAL_VOLUME_GROUP_ID in default
+     * @param callback Callback used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     */
+    getVolumeGroup(groupId: number, callback: AsyncCallback<AudioVolumeGroupManager>): void;
+    /**
+     * Obtains an AudioVolumeGroupManager instance. This method uses a promise to return the result.
+     * @param groupId volume group id, use LOCAL_VOLUME_GROUP_ID in default
+     * @param callback Callback used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     */
+    getVolumeGroup(groupId: number): Promise<AudioVolumeGroupManager>;
+
+    /**
+     * Listens for system volume change events. This method uses a callback to get volume change events.
+     * @param callback Callback used to get the system volume change event.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     */
+    on(type: 'volumeChange', callback: Callback<VolumeEvent>): void;
+  }
+
+  /**
+   * Implements audio stream management.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Core
+   */
+  interface AudioStreamManager {
+    /**
+     * Get information of current existing audio renderers.
+     * @param callback Callback used to return the information of current existing audio renderers.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    getCurrentAudioRendererInfoArray(callback: AsyncCallback<AudioRendererChangeInfoArray>): void;
+    /**
+     * Get information of current existing audio renderers.
+     * @return Promise used to return the information of current existing audio renderers.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    getCurrentAudioRendererInfoArray(): Promise<AudioRendererChangeInfoArray>;
+
+    /**
+     * Get information of current existing audio capturers.
+     * @param callback Callback used to return the information of current existing audio capturers.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    getCurrentAudioCapturerInfoArray(callback: AsyncCallback<AudioCapturerChangeInfoArray>): void;
+    /**
+     * Get information of current existing audio capturers.
+     * @return Promise used to return the information of current existing audio capturers.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    getCurrentAudioCapturerInfoArray(): Promise<AudioCapturerChangeInfoArray>;
+
+    /**
+     * Listens for audio renderer change events. When there is any audio renderer change,
+     * registered clients will receive the callback.
+     * @param type Type of the event to listen for. Only the audioRendererChange event is supported.
+     * @param callback Callback invoked for the audio renderer change event.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    on(type: "audioRendererChange", callback: Callback<AudioRendererChangeInfoArray>): void;
+
+    /**
+     * UnSubscribes to audio renderer change events.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    off(type: "audioRendererChange"):void;
+
+    /**
+     * Listens for audio capturer change events. When there is any audio capturer change,
+     * registered clients will receive the callback.
+     * @param type Type of the event to listen for. Only the audioCapturerChange event is supported.
+     * @param callback Callback invoked for the audio capturer change event.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     */
+    on(type: "audioCapturerChange", callback: Callback<AudioCapturerChangeInfoArray>): void;
+
+    /**
+     * UnSubscribes to audio capturer change events.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     */
+    off(type: "audioCapturerChange"):void;
+
+    /**
+     * Checks whether a stream is active. This method uses an asynchronous callback to return the query result.
+     * @param volumeType Audio stream type.
+     * @param callback Callback used to return the active status of the stream. The value true means that the stream is
+     * active, and false means the opposite.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    isActive(volumeType: AudioVolumeType, callback: AsyncCallback<boolean>): void;
+    /**
+     * Checks whether a stream is active. This method uses a promise to return the query result.
+     * @param volumeType Audio stream type.
+     * @return Promise used to return the active status of the stream. The value true means that the stream is active,
+     * and false means the opposite.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    isActive(volumeType: AudioVolumeType): Promise<boolean>;
+
+    /**
+     * Check if system support low latency configuration in audio renderer.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    isAudioRendererLowLatencySupported(streamInfo: AudioStreamInfo, callback: Callback<boolean>): void;
+    /**
+     * Check if system support low latency configuration in audio renderer.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    isAudioRendererLowLatencySupported(streamInfo: AudioStreamInfo): Promise<boolean>;
+  }
+
+  /**
+   * Array of AudioRendererChangeInfo, which is read-only.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Renderer
+   */
+  type AudioRendererChangeInfoArray = Array<Readonly<AudioRendererChangeInfo>>;
+
+  /**
+   * Describes audio renderer change information.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Renderer
+   */
+  interface AudioRendererChangeInfo {
+    /**
+     * Audio stream unique id.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    readonly streamId: number;
+
+    /**
+     * Uid for audio renderer client application.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @systemapi
+     */
+    readonly clientUid: number;
+
+    /**
+     * Audio renderer information.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    readonly rendererInfo: AudioStreamRendererInfo;
+
+    /**
+     * Audio state.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @systemapi
+     */
+    readonly rendererState: AudioState;
+
+    /**
+     * Audio output devices.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    readonly deviceDescriptors: AudioDeviceDescriptors;
+  }
+
+  /**
+   * Array of AudioCapturerChangeInfo, which is read-only.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Capturer
+   */
+  type AudioCapturerChangeInfoArray = Array<Readonly<AudioCapturerChangeInfo>>;
+
+  /**
+   * Describes audio capturer change information.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Capturer
+   */
+  interface AudioCapturerChangeInfo {
+    /**
+     * Audio stream unique id.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     */
+    readonly streamId: number;
+
+    /**
+     * Uid for audio capturer client application.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @systemapi
+     */
+    readonly clientUid: number;
+
+    /**
+     * Audio capturer information.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     */
+    readonly capturerInfo: AudioStreamCapturerInfo;
+
+    /**
+     * Audio state.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @systemapi
+     */
+    readonly capturerState: AudioState;
+
+    /**
+     * Audio input devices.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     */
+    readonly deviceDescriptors: AudioDeviceDescriptors;
+  }
+
+  /**
+   * Implements audio device and routing management.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Device
+   */
+  interface AudioRoutingManager {
+    /**
+     * Obtains the audio devices with a specific flag. This method uses an asynchronous callback to return the query result.
+     * @param deviceFlag Audio device flag.
+     * @param callback Callback used to return the device list.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     */
+    getDevices(deviceFlag: DeviceFlag, callback: AsyncCallback<AudioDeviceDescriptors>): void;
+    /**
+     * Obtains the audio devices with a specific flag. This method uses a promise to return the query result.
+     * @param deviceFlag Audio device flag.
+     * @return Promise used to return the device list.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     */
+    getDevices(deviceFlag: DeviceFlag): Promise<AudioDeviceDescriptors>;
+
+    /**
+     * Subscribes to device change events. When a device is connected/disconnected, registered clients will receive
+     * the callback.
+     * @param deviceFlag Audio device flag.
+     * @param callback Callback used to obtain the device update details.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     */
+    on(type: 'deviceChange', deviceFlag: DeviceFlag, callback: Callback<DeviceChangeAction>): void;
+
+    /**
+     * UnSubscribes to device change events.
+     * @param callback Callback used to obtain the device update details.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     */
+    off(type: 'deviceChange', callback?: Callback<DeviceChangeAction>): void;
+
+    /**
+     * Mutes or unmutes the microphone. This method uses an asynchronous callback to return the result.
+     * @param mute Mute status to set. The value true means to mute the microphone, and false means the opposite.
+     * @param callback Callback used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @permission ohos.permission.MANAGE_AUDIO_CONFIG
+     */
+    setMicrophoneMute(mute: boolean, callback: AsyncCallback<void>): void;
+    /**
+     * Mutes or unmutes the microphone. This method uses a promise to return the result.
+     * @param mute Mute status to set. The value true means to mute the microphone, and false means the opposite.
      * @return Promise used to return the result.
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Device
-     * @systemapi
+     * @permission ohos.permission.MANAGE_AUDIO_CONFIG
      */
-    selectOutputDeviceByFilter(filter: AudioRendererFilter, outputAudioDevices: AudioDeviceDescriptors): Promise<void>;
-  }
+    setMicrophoneMute(mute: boolean): Promise<void>;
 
-  /**
-   * Implements audio stream management.
-   * @since 9
-   * @syscap SystemCapability.Multimedia.Audio.Core
-   */
-  interface AudioStreamManager {
     /**
-     * Get information of current existing audio renderers.
-     * @param callback Callback used to return the information of current existing audio renderers.
+     * Checks whether the microphone is muted. This method uses an asynchronous callback to return the query result.
+     * @param Callback used to return the mute status of the microphone. The value true means that the microphone is
+     * muted, and false means the opposite.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @syscap SystemCapability.Multimedia.Audio.Device
      */
-    getCurrentAudioRendererInfoArray(callback: AsyncCallback<AudioRendererChangeInfoArray>): void;
-
+    isMicrophoneMute(callback: AsyncCallback<boolean>): void;
     /**
-     * Get information of current existing audio renderers.
-     * @return Promise used to return the information of current existing audio renderers.
+     * Checks whether the microphone is muted. This method uses a promise to return the query result.
+     * @return Promise used to return the mute status of the microphone. The value true means that the microphone is
+     * muted, and false means the opposite.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @syscap SystemCapability.Multimedia.Audio.Device
      */
-    getCurrentAudioRendererInfoArray(): Promise<AudioRendererChangeInfoArray>;
+    isMicrophoneMute(): Promise<boolean>;
 
     /**
-     * Get information of current existing audio capturers.
-     * @param callback Callback used to return the information of current existing audio capturers.
+     * Listens for system microphone state change events. This method uses a callback to get microphone change events.
+     * @param callback Callback used to get the system microphone state change event.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @syscap SystemCapability.Multimedia.Audio.Device
      */
-    getCurrentAudioCapturerInfoArray(callback: AsyncCallback<AudioCapturerChangeInfoArray>): void;
+    on(type: 'micStateChange', callback: Callback<MicStateChangeEvent>): void;
 
     /**
-     * Get information of current existing audio capturers.
-     * @return Promise used to return the information of current existing audio capturers.
+     * Sets a device to the active state. This method uses an asynchronous callback to return the result.
+     * @param deviceType Audio device type.
+     * @param active Active status to set. The value true means to set the device to the active status, and false
+     * means the opposite.
+     * @param callback Callback used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @syscap SystemCapability.Multimedia.Audio.Communication
      */
-    getCurrentAudioCapturerInfoArray(): Promise<AudioCapturerChangeInfoArray>;
+    setCommunicationDevice(deviceType: ActiveDeviceType, active: boolean, callback: AsyncCallback<void>): void;
+    /**
+     * Sets a device to the active state. This method uses a promise to return the result.
+     * @param deviceType Audio device type.
+     * @param active Active status to set. The value true means to set the device to the active status, and false
+     * means the opposite.
+     * @return Promise used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Communication
+     */
+    setCommunicationDevice(deviceType: CommunicationDeviceType, active: boolean): Promise<void>;
 
     /**
-     * Listens for audio renderer change events. When there is any audio renderer change,
-     * registered clients will receive the callback.
-     * @param type Type of the event to listen for. Only the audioRendererChange event is supported.
-     * @param callback Callback invoked for the audio renderer change event.
+     * Checks whether a device is active. This method uses an asynchronous callback to return the query result.
+     * @param deviceType Audio device type.
+     * @param callback Callback used to return the active status of the device.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @syscap SystemCapability.Multimedia.Audio.Communication
      */
-    on(type: "audioRendererChange", callback: Callback<AudioRendererChangeInfoArray>): void;
+    isCommunicationDeviceActive(deviceType: CommunicationDeviceType, callback: AsyncCallback<boolean>): void;
+    /**
+     * Checks whether a device is active. This method uses a promise to return the query result.
+     * @param deviceType Audio device type.
+     * @return Promise used to return the active status of the device.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Communication
+     */
+    isCommunicationDeviceActive(deviceType: CommunicationDeviceType): Promise<boolean>;
 
     /**
-     * UnSubscribes to audio renderer change events.
+     * Select the output device. This method uses an asynchronous callback to return the result.
+     * @param outputAudioDevices Audio device description
+     * @param callback Callback used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @systemapi
+     */
+    selectOutputDevice(outputAudioDevices: AudioDeviceDescriptors, callback: AsyncCallback<void>): void;
+    /**
+     * Select the output device. This method uses a promise to return the result.
+     * @param outputAudioDevices Audio device description
+     * @return Promise used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @systemapi
      */
-    off(type: "audioRendererChange");
+    selectOutputDevice(outputAudioDevices: AudioDeviceDescriptors): Promise<void>;
 
     /**
-     * Listens for audio capturer change events. When there is any audio capturer change,
-     * registered clients will receive the callback.
-     * @param type Type of the event to listen for. Only the audioCapturerChange event is supported.
-     * @param callback Callback invoked for the audio capturer change event.
+     * Select the output device with desired AudioRenderer. This method uses an asynchronous callback to return the result.
+     * @param filter Filter for AudioRenderer.
+     * @param outputAudioDevices Audio device description
+     * @param callback Callback used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @systemapi
      */
-    on(type: "audioCapturerChange", callback: Callback<AudioCapturerChangeInfoArray>): void;
+    selectOutputDeviceByFilter(filter: AudioRendererFilter, outputAudioDevices: AudioDeviceDescriptors, callback: AsyncCallback<void>): void;
+    /**
+     * Select the output device with desired AudioRenderer. This method uses a promise to return the result.
+     * @param filter Filter for AudioRenderer.
+     * @param outputAudioDevices Audio device description
+     * @return Promise used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @systemapi
+     */
+    selectOutputDeviceByFilter(filter: AudioRendererFilter, outputAudioDevices: AudioDeviceDescriptors): Promise<void>;
+  }
 
+  /**
+   * Describes the microphone state change event received by the app when the microphone state is changed.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Device
+   */
+  interface MicStateChangeEvent {
     /**
-     * UnSubscribes to audio capturer change events.
+     * Mic mute state.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @syscap SystemCapability.Multimedia.Audio.Device
      */
-    off(type: "audioCapturerChange");
+    mute: boolean;
   }
 
   /**
    * Implements audio volume group management.
    * @since 9
    * @syscap SystemCapability.Multimedia.Audio.Volume
-   * @systemapi
    */
-  interface AudioGroupManager {
+  interface AudioVolumeGroupManager {
     /**
      * Sets the volume for a stream. This method uses an asynchronous callback to return the result.
      * @param volumeType Audio stream type.
@@ -1611,6 +2782,7 @@ declare namespace audio {
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
      * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @systemapi
      */
     setVolume(volumeType: AudioVolumeType, volume: number, callback: AsyncCallback<void>): void;
     /**
@@ -1621,8 +2793,10 @@ declare namespace audio {
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
      * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @systemapi
      */
     setVolume(volumeType: AudioVolumeType, volume: number): Promise<void>;
+
     /**
      * Obtains the volume of a stream. This method uses an asynchronous callback to return the query result.
      * @param volumeType Audio stream type.
@@ -1639,6 +2813,7 @@ declare namespace audio {
     * @syscap SystemCapability.Multimedia.Audio.Volume
     */
     getVolume(volumeType: AudioVolumeType): Promise<number>;
+
     /**
      * Obtains the minimum volume allowed for a stream. This method uses an asynchronous callback to return the query result.
      * @param volumeType Audio stream type.
@@ -1655,6 +2830,7 @@ declare namespace audio {
      * @syscap SystemCapability.Multimedia.Audio.Volume
      */
     getMinVolume(volumeType: AudioVolumeType): Promise<number>;
+
     /**
      * Obtains the maximum volume allowed for a stream. This method uses an asynchronous callback to return the query result.
      * @param volumeType Audio stream type.
@@ -1671,6 +2847,7 @@ declare namespace audio {
      * @syscap SystemCapability.Multimedia.Audio.Volume
      */
     getMaxVolume(volumeType: AudioVolumeType): Promise<number>;
+
     /**
      * Mutes a stream. This method uses an asynchronous callback to return the result.
      * @param volumeType Audio stream type.
@@ -1678,6 +2855,8 @@ declare namespace audio {
      * @param callback Callback used to return the result.
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @systemapi
      */
     mute(volumeType: AudioVolumeType, mute: boolean, callback: AsyncCallback<void>): void;
     /**
@@ -1687,8 +2866,11 @@ declare namespace audio {
      * @return Promise used to return the result.
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @systemapi
      */
     mute(volumeType: AudioVolumeType, mute: boolean): Promise<void>;
+
     /**
      * Checks whether a stream is muted. This method uses an asynchronous callback to return the query result.
      * @param volumeType Audio stream type.
@@ -1707,6 +2889,50 @@ declare namespace audio {
      * @syscap SystemCapability.Multimedia.Audio.Volume
      */
     isMute(volumeType: AudioVolumeType): Promise<boolean>;
+
+    /**
+     * Sets the ringer mode. This method uses an asynchronous callback to return the result.
+     * @param mode Ringer mode.
+     * @param callback Callback used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @systemapi
+     */
+    setRingerMode(mode: AudioRingMode, callback: AsyncCallback<void>): void;
+    /**
+     * Sets the ringer mode. This method uses a promise to return the result.
+     * @param mode Ringer mode.
+     * @return Promise used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @permission ohos.permission.ACCESS_NOTIFICATION_POLICY
+     * @systemapi
+     */
+    setRingerMode(mode: AudioRingMode): Promise<void>;
+
+    /**
+     * Obtains the ringer mode. This method uses an asynchronous callback to return the query result.
+     * @param callback Callback used to return the ringer mode.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     */
+    getRingerMode(callback: AsyncCallback<AudioRingMode>): void;
+    /**
+     * Obtains the ringer mode. This method uses a promise to return the query result.
+     * @return Promise used to return the ringer mode.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     */
+    getRingerMode(): Promise<AudioRingMode>;
+
+    /**
+     * Listens for ringer mode change events. This method uses a callback to get ringer mode changes.
+     * @param callback Callback used to get the updated ringer mode.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Volume
+     */
+    on(type: 'ringerModeChange', callback: Callback<AudioRingMode>): void;
   }
 
   /**
@@ -1719,13 +2945,14 @@ declare namespace audio {
     /**
      * Descript connect type for local device.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Volume
      */
     CONNECT_TYPE_LOCAL = 1,
+
     /**
      * Descript virtual type for local device.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Volume
      */
     CONNECT_TYPE_DISTRIBUTED = 2
   }
@@ -1738,32 +2965,36 @@ declare namespace audio {
    */
   interface VolumeGroupInfo {
     /**
-     * Device network id.
+     * Distributed device net work id.
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
      * @systemapi
      */
-     readonly networkId: string;
+    readonly networkId: string;
+
     /**
      * Volume group id.
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
      */
     readonly groupId: number;
+
     /**
      * Volume mapping group id.
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
      */
     readonly mappingId: number;
+
     /**
      * Volume group name.
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
      */
     readonly groupName: string;
+
     /**
-     * Connect type of device for this group.
+     * Connect type of group device.
      * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
      */
@@ -1771,397 +3002,404 @@ declare namespace audio {
   }
 
   /**
-   * Array of VolumeGroupInfos, which is read-only.
+   * Enumerates tone types for player.
    * @since 9
-   * @syscap SystemCapability.Multimedia.Audio.Volume
+   * @syscap SystemCapability.Multimedia.Audio.Tone
    * @systemapi
    */
-  type VolumeGroupInfos = Array<Readonly<VolumeGroupInfo>>;
-
-  /**
-   * Array of AudioRendererChangeInfo, which is read-only.
-   * @since 9
-   * @syscap SystemCapability.Multimedia.Audio.Renderer
-   */
-  type AudioRendererChangeInfoArray = Array<Readonly<AudioRendererChangeInfo>>;
-
-  /**
-   * Describes audio renderer change information.
-   * @since 9
-   * @syscap SystemCapability.Multimedia.Audio.Renderer
-   */
-  interface AudioRendererChangeInfo {
-    /**
-     * Audio stream unique id.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     */
-    readonly streamId: number;
-
-    /**
-     * Uid for audio renderer client application.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     * @systemapi
-     */
-    readonly clientUid: number;
-
-    /**
-     * Audio renderer information.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     */
-    readonly rendererInfo: AudioRendererInfo;
-
-    /**
-     * Audio state.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     * @systemapi
-     */
-    readonly rendererState: AudioState;
-
-    /**
-     * Audio output devices.
-     * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
-     */
-    readonly deviceDescriptors: AudioDeviceDescriptors;
+  enum ToneType {
+    TONE_TYPE_DIAL_0 = 0, // 0 key
+    TONE_TYPE_DIAL_1,     // 1 key
+    TONE_TYPE_DIAL_2,     // 2 key
+    TONE_TYPE_DIAL_3,     // 3 key
+    TONE_TYPE_DIAL_4,     // 4 key
+    TONE_TYPE_DIAL_5,     // 5 key
+    TONE_TYPE_DIAL_6,     // 6 key
+    TONE_TYPE_DIAL_7,     // 7 key
+    TONE_TYPE_DIAL_8,     // 8 key
+    TONE_TYPE_DIAL_9,     // 9 key
+    TONE_TYPE_DIAL_S,     // * key
+    TONE_TYPE_DIAL_P,     // # key
+    TONE_TYPE_DIAL_A,     // A key
+    TONE_TYPE_DIAL_B,     // B key
+    TONE_TYPE_DIAL_C,     // C key
+    TONE_TYPE_DIAL_D,     // D key
+
+    TONE_TYPE_COMMON_SUPERVISORY_DIAL = 100,
+    TONE_TYPE_COMMON_SUPERVISORY_BUSY,
+    TONE_TYPE_COMMON_SUPERVISORY_CONGESTION,
+    TONE_TYPE_COMMON_SUPERVISORY_RADIO_ACK,
+    TONE_TYPE_COMMON_SUPERVISORY_RADIO_NOTAVAIL,
+    TONE_TYPE_COMMON_SUPERVISORY_ERROR,
+    TONE_TYPE_COMMON_SUPERVISORY_CALL_WAITING,
+    TONE_TYPE_COMMON_SUPERVISORY_RINGTONE,
+
+    TONE_TYPE_COMMON_PROPRIETARY_BEEP = 200,
+    TONE_TYPE_COMMON_PROPRIETARY_ACK,
+    TONE_TYPE_COMMON_PROPRIETARY_NACK,
+    TONE_TYPE_COMMON_PROPRIETARY_PROMPT,
+    TONE_TYPE_COMMON_PROPRIETARY_BEEP2,
   }
 
   /**
-   * Array of AudioCapturerChangeInfo, which is read-only.
-   * @since 9
-   * @syscap SystemCapability.Multimedia.Audio.Capturer
-   */
-  type AudioCapturerChangeInfoArray = Array<Readonly<AudioCapturerChangeInfo>>;
-
-  /**
-   * Describes audio capturer change information.
+   * Provides APIs for tone playing.
    * @since 9
-   * @syscap SystemCapability.Multimedia.Audio.Capturer
+   * @syscap SystemCapability.Multimedia.Audio.Tone
+   * @systemapi
    */
-  interface AudioCapturerChangeInfo {
+  interface TonePlayer {
     /**
-     * Audio stream unique id.
+     * Starts player. This method uses an asynchronous callback to return the result.
+     * @param type Tone type to play.
+     * @param callback Callback used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @syscap SystemCapability.Multimedia.Audio.Tone
      */
-    readonly streamId: number;
-
+    load(type: ToneType, callback: AsyncCallback<void>): void;
     /**
-     * Uid for audio capturer client application.
+     * Starts tplayerone. This method uses a promise to return the result.
+     * @param type Tone type to play.
+     * @return Promise used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Capturer
-     * @systemapi
+     * @syscap SystemCapability.Multimedia.Audio.Tone
      */
-    readonly clientUid: number;
+    load(type: ToneType): Promise<void>;
 
     /**
-     * Audio capturer information.
+     * Starts player. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @syscap SystemCapability.Multimedia.Audio.Tone
      */
-    readonly capturerInfo: AudioCapturerInfo;
-
+    start(callback: AsyncCallback<void>): void;
     /**
-     * Audio state.
+     * Starts player. This method uses a promise to return the result.
+     * @return Promise used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Capturer
-     * @systemapi
+     * @syscap SystemCapability.Multimedia.Audio.Tone
      */
-    readonly capturerState: AudioState;
+    start(): Promise<void>;
 
     /**
-     * Audio input devices.
+     * Stops player. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @syscap SystemCapability.Multimedia.Audio.Tone
      */
-    readonly deviceDescriptors: AudioDeviceDescriptors;
-  }
-
-  /**
-   * Describes an audio device.
-   * @since 7
-   * @syscap SystemCapability.Multimedia.Audio.Device
-   */
-  interface AudioDeviceDescriptor {
+    stop(callback: AsyncCallback<void>): void;
     /**
-     * Audio device role.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * Stops player. This method uses a promise to return the result.
+     * @return Promise used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Tone
      */
-    readonly deviceRole: DeviceRole;
+    stop(): Promise<void>;
 
     /**
-     * Audio device type.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * Releases the player. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Tone
      */
-    readonly deviceType: DeviceType;
-
+    release(callback: AsyncCallback<void>): void;
     /**
-     * Audio device id.
+     * Releases the player. This method uses a promise to return the result.
+     * @return Promise used to return the result.
      * @since 9
-     * @SysCap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Tone
      */
-    readonly id: number;
+    release(): Promise<void>;
+  }
 
+  /**
+   * Implements audio volume and audio device management.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Core
+   */
+   interface AudioController {
     /**
-     * Audio device name.
+     * Sets an audio parameter. This method uses an asynchronous callback to return the result.
+     * @param key Key of the audio parameter to set.
+     * @param value Value of the audio parameter to set.
+     * @param callback Callback used to return the result.
      * @since 9
-     * @SysCap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Core
+     * @permission ohos.permission.MODIFY_AUDIO_SETTINGS
      */
-    readonly name: string;
-
+    setAudioParameter(key: string, value: string, callback: AsyncCallback<void>): void;
     /**
-     * Audio device address.
+     * Sets an audio parameter. This method uses a promise to return the result.
+     * @param key Key of the audio parameter to set.
+     * @param value Value of the audio parameter to set.
+     * @return Promise used to return the result.
      * @since 9
-     * @SysCap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Core
+     * @permission ohos.permission.MODIFY_AUDIO_SETTINGS
      */
-    readonly address: string;
+    setAudioParameter(key: string, value: string): Promise<void>;
 
     /**
-     * Supported sampling rates.
+     * Obtains the value of an audio parameter. This method uses an asynchronous callback to return the query result.
+     * @param key Key of the audio parameter whose value is to be obtained.
+     * @param callback Callback used to return the value of the audio parameter.
      * @since 9
-     * @SysCap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Core
      */
-    readonly sampleRates: Array<number>;
-
+    getAudioParameter(key: string, callback: AsyncCallback<string>): void;
     /**
-     * Supported channel counts.
+     * Obtains the value of an audio parameter. This method uses a promise to return the query result.
+     * @param key Key of the audio parameter whose value is to be obtained.
+     * @return Promise used to return the value of the audio parameter.
      * @since 9
-     * @SysCap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Core
      */
-    readonly channelCounts: Array<number>;
+    getAudioParameter(key: string): Promise<string>;
 
     /**
-     * Supported channel masks.
+     * Sets the audio scene mode to change audio strategies. This method uses an asynchronous callback to return the
+     * result.
+     * @param scene Audio scene mode.
+     * @param callback Callback used to return the result.
      * @since 9
-     * @SysCap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Communication
+     * @systemapi
      */
-    readonly channelMasks: Array<number>;
+    setAudioScene(scene: AudioScene, callback: AsyncCallback<void> ): void;
     /**
-     * Device network id
+     * Sets the audio scene mode to change audio strategies. This method uses a promise to return the result.
+     * @param scene Audio scene mode.
+     * @return Promise used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * @syscap SystemCapability.Multimedia.Audio.Communication
      * @systemapi
      */
-    readonly networkId: string;
+    setAudioScene(scene: AudioScene): Promise<void>;
+
     /**
-     * Interrupt group id
+     * Obtains the audio scene mode. This method uses an asynchronous callback to return the query result.
+     * @param callback Callback used to return the audio scene mode.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
-     * @systemapi
+     * @syscap SystemCapability.Multimedia.Audio.Communication
      */
-    readonly interruptGroupId: number;
+    getAudioScene(callback: AsyncCallback<AudioScene>): void;
     /**
-     * Volume group id
+     * Obtains the audio scene mode. This method uses a promise to return the query result.
+     * @return Promise used to return the audio scene mode.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Device
-     * @systemapi
+     * @syscap SystemCapability.Multimedia.Audio.Communication
      */
-    readonly volumeGroupId: number;
-  }
-
-  /**
-   * Array of AudioDeviceDescriptors, which is read-only.
-   * @since 7
-   * @syscap SystemCapability.Multimedia.Audio.Device
-   */
-  type AudioDeviceDescriptors = Array<Readonly<AudioDeviceDescriptor>>;
+    getAudioScene(): Promise<AudioScene>;
 
-  /**
-   * Describes the volume event received by the app when the volume is changed.
-   * @since 8
-   * @syscap SystemCapability.Multimedia.Audio.Volume
-   * @systemapi
-   */
-  interface VolumeEvent {
-    /**
-     * Volume type of the current stream.
-     * @since 8
-     * @syscap SystemCapability.Multimedia.Audio.Volume
-     */
-    volumeType: AudioVolumeType;
     /**
-     * Volume level.
-     * @since 8
-     * @syscap SystemCapability.Multimedia.Audio.Volume
+     * Obtains an AudioInterruptManager instance.
+     * @return AudioInterruptManager instance.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Interrupt
+     * @systemapi
      */
-    volume: number;
+    getInterruptManager(): AudioInterruptManager;
+
     /**
-     * Whether to show the volume change in UI.
-     * @since 8
+     * Obtains an AudioVolumeManager instance.
+     * @return AudioVolumeManager instance.
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Volume
      */
-    updateUi: boolean;
+    getVolumeManager(): AudioVolumeManager;
+
     /**
-     * volumeGroup id
+     * Obtains an AudioStreamManager instance. This method uses an asynchronous callback to return the result.
+     * @return AudioStreamManager instance.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @syscap SystemCapability.Multimedia.Audio.Core
      */
-    volumeGroupId: number;
+    getStreamManager(): AudioStreamManager;
+
     /**
-     * Device network id
+     * Obtains an AudioRoutingManager instance.
+     * @return AudioRoutingManager instance.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Volume
+     * @syscap SystemCapability.Multimedia.Audio.Device
      */
-    networkId: string;
+    getRoutingManager(): AudioRoutingManager;
   }
 
   /**
-   * Describes the callback invoked for audio interruption or focus gain events.When the audio of an application
-   * is interrupted by another application, the callback is invoked to notify the former application.
-   * @since 7
+   * Describes audio stream renderer format.
+   * @since 9
    * @syscap SystemCapability.Multimedia.Audio.Renderer
    */
-  interface InterruptAction {
-
+  interface AudioStreamRendererFormat {
     /**
-     * Event type.
-     * The value TYPE_ACTIVATED means the focus gain event, and TYPE_INTERRUPT means the audio interruption event.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * Sampling rate.
+     * @since 9
      */
-    actionType: InterruptActionType;
+    samplingRate: AudioSamplingRate;
 
     /**
-     * Type of the audio interruption event.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * Audio channel mask.
+     * @since 9
      */
-    type?: InterruptType;
+    channels: AudioRendererChannelMask;
 
     /**
-     * Hint for the audio interruption event.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * Audio sample format.
+     * @since 9
      */
-    hint?: InterruptHint;
+    sampleFormat: AudioSampleFormat;
 
     /**
-     * Whether the focus is gained or released. The value true means that the focus is gained or released,
-     * and false means that the focus fails to be gained or released.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * Audio encoding type.
+     * @since 9
      */
-    activated?: boolean;
+    encodingType: AudioEncodingType;
   }
 
   /**
-   * Describes input parameters of audio listening events.
-   * @since 7
+   * Describes audio stream renderer information.
+   * @since 9
    * @syscap SystemCapability.Multimedia.Audio.Renderer
    */
-  interface AudioInterrupt {
-
+  interface AudioStreamRendererInfo {
     /**
-     * Audio stream usage type.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * Content type.
+     * @since 9
      */
-    streamUsage: StreamUsage;
-
+    content: ContentType;
     /**
-     * Type of the media interrupted.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * Stream usage.
+     * @since 9
      */
-    contentType: ContentType;
+    usage: StreamUsage;
+    /**
+     * Audio renderer flags.
+     * @since 9
+     */
+    flags: number;
+  }
 
+  /**
+   * Describes audio stream renderer configuration options.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Renderer
+   */
+  interface AudioStreamRendererOptions {
     /**
-     * Whether audio playback can be paused when it is interrupted.
-     * The value true means that audio playback can be paused when it is interrupted, and false means the opposite.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * Stream information.
+     * @since 9
      */
-    pauseWhenDucked: boolean;
+    streamFormat: AudioStreamRendererFormat;
+    /**
+     * Renderer information.
+     * @since 9
+     */
+    rendererInfo: AudioStreamRendererInfo;
   }
 
   /**
-   * Describes the device change type and device information.
-   * @since 7
-   * @syscap SystemCapability.Multimedia.Audio.Device
+   * Describe data info.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Renderer
    */
-  interface DeviceChangeAction {
+  interface AudioStreamRendererDataInfo {
     /**
-     * Device change type.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * Buffer to fill.
+     * @since 9
      */
-    type: DeviceChangeType;
-
+    buffer: ArrayBuffer;
     /**
-     * Device information.
-     * @since 7
-     * @syscap SystemCapability.Multimedia.Audio.Device
+     * Data written length.
+     * @since 9
      */
-    deviceDescriptors: AudioDeviceDescriptors;
+    dataLength: number;
+    /**
+     * Extend info with buffer.
+     * @since 9
+     */
+    bufferFlags: number;
   }
 
   /**
    * Provides audio playback APIs.
-   * @since 8
+   * @since 9
    * @syscap SystemCapability.Multimedia.Audio.Renderer
    */
-  interface AudioRenderer {
+  interface AudioStreamRenderer {
     /**
      * Defines the current render state.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     readonly state: AudioState;
+
     /**
      * Obtains the renderer information provided while creating a renderer instance. This method uses an asynchronous
      * callback to return the result.
      * @param callback Callback used to return the renderer information.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
-    getRendererInfo(callback: AsyncCallback<AudioRendererInfo>): void;
+    getRendererInfo(callback: AsyncCallback<AudioStreamRendererInfo>): void;
     /**
      * Obtains the renderer information provided while creating a renderer instance. This method uses a promise to
      * return the result.
      * @return Promise used to return the renderer information.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
-    getRendererInfo(): Promise<AudioRendererInfo>;
+    getRendererInfo(): Promise<AudioStreamRendererInfo>;
+
     /**
-     * Obtains the renderer stream information. This method uses an asynchronous callback to return the result.
-     * @param callback Callback used to return the stream information.
-     * @since 8
+     * Obtains the renderer stream format. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the stream format.
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
-    getStreamInfo(callback: AsyncCallback<AudioStreamInfo>): void;
+    getStreamFormat(callback: AsyncCallback<AudioStreamRendererFormat>): void;
     /**
-     * Obtains the renderer stream information. This method uses a promise to return the result.
-     * @return Promise used to return the stream information.
-     * @since 8
+     * Obtains the renderer stream format. This method uses a promise to return the result.
+     * @return Promise used to return the stream format.
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
-    getStreamInfo(): Promise<AudioStreamInfo>;
+    getStreamFormat(): Promise<AudioStreamRendererFormat>;
+
+    /**
+     * Obtains the renderer stream id. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the stream id.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    getAudioStreamId(callback: AsyncCallback<number>): void;
+    /**
+     * Obtains the renderer stream id. This method uses a promise to return the result.
+     * @return Promise used to return the stream id.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    getAudioStreamId(): Promise<number>;
+
     /**
      * Starts the renderer. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     start(callback: AsyncCallback<void>): void;
     /**
      * Starts the renderer. This method uses a promise to return the result.
      * @return Promise used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     start(): Promise<void>;
+
     /**
      * Writes the buffer. This method uses an asynchronous callback to return the result.
      * @param buffer Buffer to be written.
      * @param callback Returns the number of bytes written if the operation is successful; returns an error code
      * otherwise.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     write(buffer: ArrayBuffer, callback: AsyncCallback<number>): void;
@@ -2169,15 +3407,16 @@ declare namespace audio {
      * Writes the buffer. This method uses a promise to return the result.
      * @param buffer Buffer to be written.
      * @return Returns the number of bytes written if the operation is successful; returns an error code otherwise.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     write(buffer: ArrayBuffer): Promise<number>;
+
     /**
      * Obtains the timestamp in Unix epoch time (starts from January 1, 1970), in nanoseconds. This method uses an
      * asynchronous callback to return the result.
      * @param callback Callback used to return the timestamp.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     getAudioTime(callback: AsyncCallback<number>): void;
@@ -2185,86 +3424,92 @@ declare namespace audio {
      * Obtains the timestamp in Unix epoch time (starts from January 1, 1970), in nanoseconds. This method uses a
      * promise to return the result.
      * @return Promise used to return the timestamp.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     getAudioTime(): Promise<number>;
+
     /**
      * Drains the playback buffer. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     drain(callback: AsyncCallback<void>): void;
     /**
      * Drains the playback buffer. This method uses a promise to return the result.
      * @return Promise used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     drain(): Promise<void>;
+
     /**
      * Pauses rendering. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     pause(callback: AsyncCallback<void>): void;
     /**
      * Pauses rendering. This method uses a promise to return the result.
      * @return Promise used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     pause(): Promise<void>;
+
     /**
      * Stops rendering. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     stop(callback: AsyncCallback<void>): void;
     /**
      * Stops rendering. This method uses a promise to return the result.
      * @return Promise used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     stop(): Promise<void>;
+
     /**
      * Releases the renderer. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     release(callback: AsyncCallback<void>): void;
     /**
      * Releases the renderer. This method uses a promise to return the result.
      * @return Promise used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     release(): Promise<void>;
+
     /**
      * Obtains a reasonable minimum buffer size in bytes for rendering. This method uses an asynchronous callback to
      * return the result.
      * @param callback Callback used to return the buffer size.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     getBufferSize(callback: AsyncCallback<number>): void;
     /**
      * Obtains a reasonable minimum buffer size in bytes for rendering. This method uses a promise to return the result.
      * @return Promise used to return the buffer size.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     getBufferSize(): Promise<number>;
+
     /**
      * Sets the render rate. This method uses an asynchronous callback to return the result.
      * @param rate Audio render rate.
      * @param callback Callback used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     setRenderRate(rate: AudioRendererRate, callback: AsyncCallback<void>): void;
@@ -2272,30 +3517,32 @@ declare namespace audio {
      * Sets the render rate. This method uses a promise to return the result.
      * @param rate Audio render rate.
      * @return Promise used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     setRenderRate(rate: AudioRendererRate): Promise<void>;
+
     /**
      * Obtains the current render rate. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the audio render rate.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     getRenderRate(callback: AsyncCallback<AudioRendererRate>): void;
     /**
      * Obtains the current render rate. This method uses a promise to return the result.
      * @return Promise used to return the audio render rate.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     getRenderRate(): Promise<AudioRendererRate>;
+
     /**
      * Set interrupt mode.
      * @param mode The interrupt mode.
      * @param callback Callback used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @syscap SystemCapability.Multimedia.Audio.Interrupt
      */
     setInterruptMode(mode: InterruptMode, callback: AsyncCallback<void>): void;
     /**
@@ -2303,177 +3550,225 @@ declare namespace audio {
      * @param mode The interrupt mode.
      * @return Promise used to return the result.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @syscap SystemCapability.Multimedia.Audio.Interrupt
      */
     setInterruptMode(mode: InterruptMode): Promise<void>;
+
+    /**
+     * Sets the volume for this stream. This method uses an asynchronous callback to return the result.
+     * @param volume Volume to set. The value range can be obtained by calling getMinVolume and getMaxVolume.
+     * @param callback Callback used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    setVolume(volume: number, callback: AsyncCallback<void>): void;
+    /**
+     * Sets the volume for a stream. This method uses a promise to return the result.
+     * @param volume Volume to set. The value range can be obtained by calling getMinVolume and getMaxVolume.
+     * @return Promise used to return the result.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    setVolume(volume: number): Promise<void>;
+
     /**
      * Listens for audio interrupt events. This method uses a callback to get interrupt events. The interrupt event is
      * triggered when audio playback is interrupted.
      * @param callback Callback used to listen for interrupt callback.
      * @since 9
-     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     * @syscap SystemCapability.Multimedia.Audio.Interrupt
      */
-    on(type: 'interrupt', callback: Callback<InterruptEvent>): void;
+    on(type: 'audioInterrupt', callback: Callback<InterruptEvent>): void;
+
     /**
      * Subscribes to mark reached events. When the number of frames rendered reaches the value of the frame parameter,
      * the callback is invoked.
      * @param frame Number of frames to trigger the event. The value must be greater than 0.
      * @param callback Callback invoked when the event is triggered.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     on(type: "markReach", frame: number, callback: Callback<number>): void;
     /**
      * Unsubscribes from mark reached events.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     off(type: "markReach"): void;
+
     /**
      * Subscribes to period reached events. When the period of frame rendering reaches the value of frame parameter,
      * the callback is invoked.
      * @param frame Period during which frame rendering is listened. The value must be greater than 0.
      * @param callback Callback invoked when the event is triggered.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     on(type: "periodReach", frame: number, callback: Callback<number>): void;
     /**
      * Unsubscribes from period reached events.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     off(type: "periodReach"): void;
+
     /**
      * Subscribes audio state change event callback.
      * @param callback Callback invoked when state change.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Renderer
      */
     on(type: "stateChange", callback: Callback<AudioState>): void;
+
+    /**
+     * Subscribes audio data requeset event callback.
+     * @param callback Callback invoked when need audio data.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Renderer
+     */
+    on(type: "dataRequest", callback: Callback<AudioStreamRendererDataInfo>): void;
   }
 
   /**
-   * Enumerates source types.
-   * @since 8
-   * @syscap SystemCapability.Multimedia.Audio.Core
+   * Describes audio stream capturer format.
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Capturer
    */
-  enum SourceType {
+  interface AudioStreamCapturerFormat {
     /**
-     * Invalid source type.
-     * @since 8
-     * @syscap SystemCapability.Multimedia.Audio.Core
+     * Sampling rate.
+     * @since 9
      */
-    SOURCE_TYPE_INVALID = -1,
+    samplingRate: AudioSamplingRate;
+
     /**
-     * Mic source type.
-     * @since 8
-     * @syscap SystemCapability.Multimedia.Audio.Core
+     * Audio channel mask.
+     * @since 9
      */
-    SOURCE_TYPE_MIC = 0,
+    channels: AudioCapturerChannelMask;
+
     /**
-     * Voice communication source type.
-     * @since 8
-     * @syscap SystemCapability.Multimedia.Audio.Core
+     * Audio sample format.
+     * @since 9
      */
-    SOURCE_TYPE_VOICE_COMMUNICATION = 7
+    sampleFormat: AudioSampleFormat;
+
+    /**
+     * Audio encoding type.
+     * @since 9
+     */
+    encodingType: AudioEncodingType;
   }
 
   /**
    * Describes audio capturer information.
-   * @since 8
-   * @syscap SystemCapability.Multimedia.Audio.Core
+   * @since 9
+   * @syscap SystemCapability.Multimedia.Audio.Capturer
    */
-  interface AudioCapturerInfo {
+  interface AudioStreamCapturerInfo {
     /**
      * Audio source type.
-     * @since 8
-     * @syscap SystemCapability.Multimedia.Audio.Core
+     * @since 9
      */
     source: SourceType;
+
     /**
      * Audio capturer flags.
-     * @since 8
-     * @syscap SystemCapability.Multimedia.Audio.Core
+     * @since 9
      */
-    capturerFlags: number;
+    flags: number;
   }
 
   /**
    * Describes audio capturer configuration options.
-   * @since 8
+   * @since 9
    * @syscap SystemCapability.Multimedia.Audio.Capturer
    */
-  interface AudioCapturerOptions {
+  interface AudioStreamCapturerOptions {
     /**
-     * Stream information.
-     * @since 8
-     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * Stream format.
+     * @since 9
      */
-    streamInfo: AudioStreamInfo;
+    streamFormat: AudioStreamCapturerFormat;
+
     /**
      * Capturer information.
-     * @since 8
-     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     * @since 9
      */
-    capturerInfo: AudioCapturerInfo;
+    capturerInfo: AudioStreamCapturerInfo;
   }
 
   /**
    * Provides APIs for audio recording.
-   * @since 8
+   * @since 9
    * @syscap SystemCapability.Multimedia.Audio.Capturer
    */
-  interface AudioCapturer {
+  interface AudioStreamCapturer {
     /**
      * Defines the current capture state.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     readonly state: AudioState;
+
     /**
      * Obtains the capturer information provided while creating a capturer instance. This method uses an asynchronous
      * callback to return the result.
      * @param callback Callback used to return the capturer information.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
-    getCapturerInfo(callback: AsyncCallback<AudioCapturerInfo>): void;
+    getCapturerInfo(callback: AsyncCallback<AudioStreamCapturerInfo>): void;
     /**
      * Obtains the capturer information provided while creating a capturer instance. This method uses a promise to
      * return the result.
      * @return Promise used to return the capturer information.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
-    getCapturerInfo(): Promise<AudioCapturerInfo>;
+    getCapturerInfo(): Promise<AudioStreamCapturerInfo>;
 
     /**
      * Obtains the capturer stream information. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the stream information.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
-    getStreamInfo(callback: AsyncCallback<AudioStreamInfo>): void;
+    getStreamFormat(callback: AsyncCallback<AudioStreamCapturerFormat>): void;
     /**
      * Obtains the capturer stream information. This method uses a promise to return the result.
      * @return Promise used to return the stream information.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
-    getStreamInfo(): Promise<AudioStreamInfo>;
+    getStreamFormat(): Promise<AudioStreamCapturerFormat>;
+
+    /**
+     * Obtains the capturer stream id. This method uses an asynchronous callback to return the result.
+     * @param callback Callback used to return the stream id.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     */
+    getAudioStreamId(callback: AsyncCallback<number>): void;
+    /**
+     * Obtains the capturer stream id. This method uses a promise to return the result.
+     * @return Promise used to return the stream id.
+     * @since 9
+     * @syscap SystemCapability.Multimedia.Audio.Capturer
+     */
+    getAudioStreamId(): Promise<number>;
 
     /**
      * Starts capturing. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     start(callback: AsyncCallback<void>): void;
     /**
      * Starts capturing. This method uses a promise to return the result.
      * @return Promise used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     start(): Promise<void>;
@@ -2483,7 +3778,7 @@ declare namespace audio {
      * @param size Number of bytes to read.
      * @param isBlockingRead Whether the read operation should be blocked.
      * @param callback Callback used to return the buffer.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     read(size: number, isBlockingRead: boolean, callback: AsyncCallback<ArrayBuffer>): void;
@@ -2492,7 +3787,7 @@ declare namespace audio {
      * @param size Number of bytes to read.
      * @param isBlockingRead Whether the read operation should be blocked.
      * @return Returns the buffer data read if the operation is successful; returns an error code otherwise.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     read(size: number, isBlockingRead: boolean): Promise<ArrayBuffer>;
@@ -2501,7 +3796,7 @@ declare namespace audio {
      * Obtains the timestamp in Unix epoch time (starts from January 1, 1970), in nanoseconds. This method uses an
      * asynchronous callback to return the result.
      * @param callback Callback used to return the timestamp.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     getAudioTime(callback: AsyncCallback<number>): void;
@@ -2509,7 +3804,7 @@ declare namespace audio {
      * Obtains the timestamp in Unix epoch time (starts from January 1, 1970), in nanoseconds. This method uses a
      * promise to return the result.
      * @return Promise used to return the timestamp.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     getAudioTime(): Promise<number>;
@@ -2517,14 +3812,14 @@ declare namespace audio {
     /**
      * Stops capturing. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     stop(callback: AsyncCallback<void>): void;
     /**
      * Stops capturing. This method uses a promise to return the result.
      * @return Promise used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     stop(): Promise<void>;
@@ -2532,14 +3827,14 @@ declare namespace audio {
     /**
      * Releases the capturer. This method uses an asynchronous callback to return the result.
      * @param callback Callback used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     release(callback: AsyncCallback<void>): void;
     /**
      * Releases the capturer. This method uses a promise to return the result.
      * @return Promise used to return the result.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     release(): Promise<void>;
@@ -2548,14 +3843,14 @@ declare namespace audio {
      * Obtains a reasonable minimum buffer size in bytes for capturing. This method uses an asynchronous callback to
      * return the result.
      * @param callback Callback used to return the buffer size.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     getBufferSize(callback: AsyncCallback<number>): void;
     /**
      * Obtains a reasonable minimum buffer size in bytes for capturing. This method uses a promise to return the result.
      * @return Promise used to return the buffer size.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     getBufferSize(): Promise<number>;
@@ -2565,13 +3860,13 @@ declare namespace audio {
      * the callback is invoked.
      * @param frame Number of frames to trigger the event. The value must be greater than 0.
      * @param callback Callback invoked when the event is triggered.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     on(type: "markReach", frame: number, callback: Callback<number>): void;
     /**
      * Unsubscribes from the mark reached events.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     off(type: "markReach"): void;
@@ -2581,13 +3876,13 @@ declare namespace audio {
      * the callback is invoked.
      * @param frame Period during which frame capturing is listened. The value must be greater than 0.
      * @param callback Callback invoked when the event is triggered.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     on(type: "periodReach", frame: number, callback: Callback<number>): void;
     /**
      * Unsubscribes from period reached events.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     off(type: "periodReach"): void;
@@ -2595,7 +3890,7 @@ declare namespace audio {
     /**
      * Subscribes audio state change event callback.
      * @param callback Callback used to listen for the audio state change event.
-     * @since 8
+     * @since 9
      * @syscap SystemCapability.Multimedia.Audio.Capturer
      */
     on(type: "stateChange", callback: Callback<AudioState>): void;