diff --git a/api/@ohos.multimedia.audio.d.ts b/api/@ohos.multimedia.audio.d.ts
index 25202299941c475bfd282388ba46f0d111804446..6c951754cf3b38ec49a8cbe7368f0bcd62674a56 100755
--- a/api/@ohos.multimedia.audio.d.ts
+++ b/api/@ohos.multimedia.audio.d.ts
@@ -18,7 +18,7 @@ import {ErrorCallback, AsyncCallback, Callback} from './basic';
 /**
  * @name audio
  * @since 7
- * @sysCap SystemCapability.Multimedia.Audio
+ * @syscap SystemCapability.Multimedia.Audio
  * @import import audio from '@ohos.multimedia.audio';
  * @permission
  */
@@ -27,7 +27,7 @@ declare namespace audio {
   /**
    * Obtains an AudioManager instance.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   function getAudioManager(): AudioManager;
 
@@ -36,7 +36,7 @@ declare namespace audio {
    * @param options All options used for audio capturer.
    * @return AudioCapturer instance.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   function createAudioCapturer(options: AudioCapturerOptions, callback: AsyncCallback<AudioCapturer>): void;
   function createAudioCapturer(options: AudioCapturerOptions): Promise<AudioCapturer>;
@@ -46,7 +46,7 @@ declare namespace audio {
    * @param options All options used for audio renderer.
    * @return AudioRenderer instance.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   function createAudioRenderer(options: AudioRendererOptions, callback: AsyncCallback<AudioRenderer>): void;
   function createAudioRenderer(options: AudioRendererOptions): Promise<AudioRenderer>;
@@ -54,7 +54,7 @@ declare namespace audio {
   /**
    * Enumerates the rendering states of the current device.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum AudioState {
     /**
@@ -97,7 +97,7 @@ declare namespace audio {
   /**
    * Enumerates audio stream types.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum AudioVolumeType {
     /**
@@ -125,7 +125,7 @@ declare namespace audio {
   /**
    * Enumerates audio device flags.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum DeviceFlag {
     /**
@@ -148,7 +148,7 @@ declare namespace audio {
   /**
    * Enumerates device roles.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum DeviceRole {
     /**
@@ -166,7 +166,7 @@ declare namespace audio {
   /**
    * Enumerates device types.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum DeviceType {
     /**
@@ -204,7 +204,7 @@ declare namespace audio {
   /**
    * Enumerates Active device types.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
    enum ActiveDeviceType {
     /**
@@ -222,7 +222,7 @@ declare namespace audio {
   /**
    * Enumerates Audio Ringer modes
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum AudioRingMode {
     /**
@@ -245,7 +245,7 @@ declare namespace audio {
   /**
    * Enumerates the sample format.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum AudioSampleFormat {
     SAMPLE_FORMAT_INVALID = -1,
@@ -258,7 +258,7 @@ declare namespace audio {
   /**
    * Enumerates the audio channel.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum AudioChannel {
     CHANNEL_1 = 0x1 << 0,
@@ -268,7 +268,7 @@ declare namespace audio {
   /**
    * Enumerates the audio sampling rate.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum AudioSamplingRate {
     SAMPLE_RATE_8000 = 8000,
@@ -287,7 +287,7 @@ declare namespace audio {
   /**
    * Enumerates the audio encoding type.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum AudioEncodingType {
     /**
@@ -305,7 +305,7 @@ declare namespace audio {
   /**
    * Enumerates the audio content type.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum ContentType {
     /**
@@ -343,7 +343,7 @@ declare namespace audio {
   /**
    * Enumerates the stream usage.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum StreamUsage {
     /**
@@ -365,37 +365,37 @@ declare namespace audio {
      * Notification or ringtone usage.
      * @since 7
      */
-    STREAM_USAGE_NOTIFICATION_RINGTONE = 3,
+    STREAM_USAGE_NOTIFICATION_RINGTONE = 3
   }
 
   /**
    * Interface for audio stream info
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface AudioStreamInfo {
     /**
      * Audio sampling rate
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     samplingRate: AudioSamplingRate;
     /**
      * Audio channels
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     channels: AudioChannel;
     /**
      * Audio sample format
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     sampleFormat: AudioSampleFormat;
     /**
      * Audio encoding type
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     encodingType: AudioEncodingType;
   }
@@ -403,25 +403,25 @@ declare namespace audio {
   /**
    * Interface for audio renderer info
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface AudioRendererInfo {
     /**
      * Audio content type
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     content: ContentType;
     /**
      * Audio stream usage
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     usage: StreamUsage;
     /**
      * Audio renderer flags
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     rendererFlags: number;
   }
@@ -429,19 +429,19 @@ declare namespace audio {
   /**
    * Interface for audio renderer options
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface AudioRendererOptions {
     /**
      * Audio stream info
      * @since 8
-     * @SysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     streamInfo: AudioStreamInfo;
     /**
      * Audio renderer info
      * @since 8
-     * @SysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     rendererInfo: AudioRendererInfo;
   }
@@ -449,7 +449,7 @@ declare namespace audio {
   /**
    * Enum for audio renderer rate
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum AudioRendererRate {
     /**
@@ -472,7 +472,7 @@ declare namespace audio {
   /**
    * Enumerates audio interruption event types.
    * @since 7
-   * @SysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum InterruptType {
     /**
@@ -491,7 +491,7 @@ declare namespace audio {
   /**
    * Enumerates the types of hints for audio interruption.
    * @since 7
-   * @SysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum InterruptHint {
     /**
@@ -533,7 +533,7 @@ declare namespace audio {
   /**
    * Interrupt force type.
    * @since 8
-   * @SysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum InterruptForceType {
     /**
@@ -551,20 +551,20 @@ declare namespace audio {
   /**
    * Interrupt events
    * @since 8
-   * @SysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface InterruptEvent {
     /**
      * Interrupt event type, begin or end
      * @since 8
-     * @SysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     eventType: InterruptType;
 
     /**
      * Interrupt force type, force or share
      * @since 8
-     * @SysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     forceType: InterruptForceType;
 
@@ -572,7 +572,7 @@ declare namespace audio {
      * Interrupt hint type. In force type, the audio state already changed,
      * but in share mode, only provide a hint for application to decide.
      * @since 8
-     * @SysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     hintType: InterruptHint;
   }
@@ -580,7 +580,7 @@ declare namespace audio {
   /**
    * Enumerates device change types.
    * @since 7
-   * @SysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum DeviceChangeType {
     /**
@@ -599,7 +599,7 @@ declare namespace audio {
   /**
    * Enumerates audio scenes.
    * @since 8
-   * @SysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
   */
   enum AudioScene {
     /**
@@ -629,213 +629,213 @@ declare namespace audio {
   /**
    * Manages audio volume and audio device information.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface AudioManager {
     /**
      * Sets volume for a stream. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setVolume(audioType: AudioVolumeType, volume: number, callback: AsyncCallback<void>): void;
     /**
      * Sets volume for a stream. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setVolume(audioType: AudioVolumeType, volume: number): Promise<void>;
     /**
      * Obtains volume of a stream. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getVolume(audioType: AudioVolumeType, callback: AsyncCallback<number>): void;
     /**
      * Obtains the volume of a stream. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getVolume(audioType: AudioVolumeType): Promise<number>;
     /**
      * Obtains the minimum volume allowed for a stream. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getMinVolume(audioType: AudioVolumeType, callback: AsyncCallback<number>): void;
     /**
      * Obtains the minimum volume allowed for a stream. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getMinVolume(audioType: AudioVolumeType): Promise<number>;
     /**
      * Obtains the maximum volume allowed for a stream. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getMaxVolume(audioType: AudioVolumeType, callback: AsyncCallback<number>): void;
     /**
      * Obtains the maximum volume allowed for a stream. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getMaxVolume(audioType: AudioVolumeType): Promise<number>;
     /**
      * Obtains the audio devices of a specified flag. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getDevices(deviceFlag: DeviceFlag, callback: AsyncCallback<AudioDeviceDescriptors>): void;
     /**
      * Obtains the audio devices with a specified flag. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getDevices(deviceFlag: DeviceFlag): Promise<AudioDeviceDescriptors>;
     /**
      * Sets the stream to mute. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     mute(audioType: AudioVolumeType, mute: boolean, callback: AsyncCallback<void>): void;
     /**
      * Sets the stream to mute. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     mute(audioType: AudioVolumeType, mute: boolean): Promise<void>;
     /**
      * Checks whether the stream is muted. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     isMute(audioType: AudioVolumeType, callback: AsyncCallback<boolean>): void;
     /**
      * Checks whether the stream is muted. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     isMute(audioType: AudioVolumeType): Promise<boolean>;
     /**
      * Checks whether the stream is active. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     isActive(audioType: AudioVolumeType, callback: AsyncCallback<boolean>): void;
     /**
      * Checks whether the stream is active. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     isActive(audioType: AudioVolumeType): Promise<boolean>;
     /**
      * Mute/Unmutes the microphone. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setMicrophoneMute(mute: boolean, callback: AsyncCallback<void>): void;
     /**
      * Mute/Unmutes the microphone. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setMicrophoneMute(mute: boolean): Promise<void>;
     /**
      * Checks whether the microphone is muted. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     isMicrophoneMute(callback: AsyncCallback<boolean>): void;
     /**
      * Checks whether the microphone is muted. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     isMicrophoneMute(): Promise<boolean>;
     /**
      * Sets the ringer mode. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setRingerMode(mode: AudioRingMode, callback: AsyncCallback<void>): void;
     /**
      * Sets the ringer mode. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setRingerMode(mode: AudioRingMode): Promise<void>;
     /**
      * Gets the ringer mode. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getRingerMode(callback: AsyncCallback<AudioRingMode>): void;
     /**
      * Gets the ringer mode. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getRingerMode(): Promise<AudioRingMode>;
     /**
      * Sets the audio parameter. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setAudioParameter(key: string, value: string, callback: AsyncCallback<void>): void;
     /**
      * Sets the audio parameter. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setAudioParameter(key: string, value: string): Promise<void>;
     /**
      * Gets the audio parameter. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getAudioParameter(key: string, callback: AsyncCallback<string>): void;
     /**
      * Gets the audio parameter. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getAudioParameter(key: string): Promise<string>;
     /**
      * Activates the device. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setDeviceActive(deviceType: ActiveDeviceType, active: boolean, callback: AsyncCallback<void>): void;
     /**
      * Activates the device. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setDeviceActive(deviceType: ActiveDeviceType, active: boolean): Promise<void>;
     /**
      * Checks whether the device is active. This method uses an asynchronous callback to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     isDeviceActive(deviceType: ActiveDeviceType, callback: AsyncCallback<boolean>): void;
     /**
      * Checks whether the device is active. This method uses a promise to return the execution result.
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     isDeviceActive(deviceType: ActiveDeviceType): Promise<boolean>;
     /**
      * Subscribes volume change event callback, only for system
      * @return VolumeEvent callback.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      * @systemapi
      */
     on(type: 'volumeChange', callback: Callback<VolumeEvent>): void;
     /**
      * Monitors ringer mode change
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      * @systemapi
      */
     on(type: 'ringerModeChange', callback: Callback<AudioRingMode>): void;
@@ -843,31 +843,31 @@ declare namespace audio {
      * Sets the audio scene mode to change audio strategy.
      * This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setAudioScene(scene: AudioScene, callback: AsyncCallback<void> ): void;
     /**
      * Sets the audio scene mode to change audio strategy. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setAudioScene(scene: AudioScene): Promise<void>;
     /**
      * Obtains the system audio scene mode. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getAudioScene(callback: AsyncCallback<AudioScene> ): void;
     /**
      * Obtains the system audio scene mode. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getAudioScene(): Promise<AudioScene>;
     /**
     * Monitors device changes
     * @since 7
-    * @sysCap SystemCapability.Multimedia.Audio
+    * @syscap SystemCapability.Multimedia.Audio
     */
     on(type: 'deviceChange', callback: Callback<DeviceChangeAction>): void;
   }
@@ -875,19 +875,19 @@ declare namespace audio {
   /**
    * Describes an audio device.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface AudioDeviceDescriptor {
     /**
      * Audio device role
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     readonly deviceRole: DeviceRole;
     /**
      * Audio device type
      * @since 7
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     readonly deviceType: DeviceType;
   }
@@ -895,33 +895,33 @@ declare namespace audio {
   /**
    * A queue of AudioDeviceDescriptor, which is read-only.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   type AudioDeviceDescriptors = Array<Readonly<AudioDeviceDescriptor>>;
 
   /**
    * Audio volume event
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    * @systemapi
    */
   interface VolumeEvent {
     /**
      * volumeType of current stream
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     volumeType: AudioVolumeType;
     /**
      * volume level
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     volume: number;
     /**
      * updateUi show volume change in Ui
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     updateUi: boolean;
   }
@@ -929,20 +929,20 @@ declare namespace audio {
   /**
    * Describes the device change type and device information.
    * @since 7
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface DeviceChangeAction {
     /**
      * Device change type.
      * @since 7
-     * @SysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     type: DeviceChangeType;
 
     /**
      * Device information.
      * @since 7
-     * @SysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     deviceDescriptors: AudioDeviceDescriptors;
   }
@@ -950,20 +950,20 @@ declare namespace audio {
   /**
    * Provides functions for applications for audio playback.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface AudioRenderer {
     /**
      * Gets audio state.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     readonly state: AudioState;
     /**
      * Gets audio renderer info.
      * @return AudioRendererInfo value
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getRendererInfo(callback: AsyncCallback<AudioRendererInfo>): void;
     getRendererInfo(): Promise<AudioRendererInfo>;
@@ -971,147 +971,190 @@ declare namespace audio {
      * Gets audio stream info.
      * @return AudioStreamInfo value
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getStreamInfo(callback: AsyncCallback<AudioStreamInfo>): void;
     getStreamInfo(): Promise<AudioStreamInfo>;
     /**
      * Starts audio rendering. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     start(callback: AsyncCallback<void>): void;
     /**
      * Starts audio rendering. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     start(): Promise<void>;
     /**
      * Render audio data. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     write(buffer: ArrayBuffer, callback: AsyncCallback<number>): void;
     /**
      * Render audio data. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     write(buffer: ArrayBuffer): Promise<number>;
     /**
      * Obtains the current timestamp. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getAudioTime(callback: AsyncCallback<number>): void;
     /**
      * Obtains the current timestamp. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getAudioTime(): Promise<number>;
     /**
      * Drain renderer buffer. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     drain(callback: AsyncCallback<void>): void;
     /**
      * Drain renderer buffer. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     drain(): Promise<void>;
     /**
      * Pauses audio rendering. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     pause(callback: AsyncCallback<void>): void;
     /**
      * Pauses audio rendering. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     pause(): Promise<void>;
     /**
      * Stops audio rendering. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     stop(callback: AsyncCallback<void>): void;
     /**
      * Stops audio rendering. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     stop(): Promise<void>;
     /**
      * Releases resources. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     release(callback: AsyncCallback<void>): void;
     /**
      * Releases resources. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     release(): Promise<void>;
     /**
      * Obtains a reasonable minimum buffer size for renderer, however, the renderer can
      * accept other read sizes as well. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getBufferSize(callback: AsyncCallback<number>): void;
     /**
      * Obtains a reasonable minimum buffer size for renderer, however, the renderer can
      * accept other read sizes as well. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getBufferSize(): Promise<number>;
     /**
      * Set the render rate. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setRenderRate(rate: AudioRendererRate, callback: AsyncCallback<void>): void;
     /**
      * Set the render rate. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     setRenderRate(rate: AudioRendererRate): Promise<void>;
     /**
      * Obtains the current render rate. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getRenderRate(callback: AsyncCallback<AudioRendererRate>): void;
     /**
      * Obtains the current render rate. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getRenderRate(): Promise<AudioRendererRate>;
+    /**
+     * Subscribes for audio interrupt event callback.
+     * @param type Event type.
+     * @return InterruptEvent callback.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     */
+    on(type: 'interrupt', callback: Callback<InterruptEvent>): void;
     /**
      * Subscribes mark reach event callback.
      * @param type Event type.
      * @param frame Mark reach frame count.
      * @return Mark reach event callback.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
      */
-    on(type: 'interrupt', callback: Callback<InterruptEvent>): void;
+    on(type: "markReach", frame: number, callback: (position: number) => {}): void;
+    /**
+     * Unsubscribes mark reach event callback.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
+     */
+    off(type: "markReach"): void;
+    /**
+     * Subscribes period reach event callback.
+     * @param type Event type.
+     * @param frame Period reach frame count.
+     * @return Period reach event callback.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
+     */
+    on(type: "periodReach", frame: number, callback: (position: number) => {}): void;
+    /**
+     * Unsubscribes period reach event callback.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
+     */
+    off(type: "periodReach"): void;
+    /**
+     * Subscribes audio state change event callback.
+     * @param type Event type.
+     * @param callback Callback used to listen for the audio state change event
+     * @return AudioState
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
+     */
+    on(type: "stateChange", callback: Callback<AudioState>): void;
   }
 
   /**
    * Enum for source type.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   enum SourceType {
     /**
@@ -1129,19 +1172,19 @@ declare namespace audio {
   /**
    * Interface for audio capturer info.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface AudioCapturerInfo {
     /**
      * Audio source type
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     source: SourceType;
     /**
      * Audio capturer flags
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     capturerFlags: number;
   }
@@ -1149,19 +1192,19 @@ declare namespace audio {
   /**
    * Interface for audio capturer options.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface AudioCapturerOptions {
     /**
      * Audio stream info.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     streamInfo: AudioStreamInfo;
     /**
      * Audio capturer info.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     capturerInfo: AudioCapturerInfo;
   }
@@ -1169,20 +1212,20 @@ declare namespace audio {
   /**
    * Provides functions for applications to manage audio capturing.
    * @since 8
-   * @sysCap SystemCapability.Multimedia.Audio
+   * @syscap SystemCapability.Multimedia.Audio
    */
   interface AudioCapturer {
     /**
      * Gets capture state.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     readonly state: AudioState;
     /**
      * Gets audio capturer info.
      * @return AudioCapturerInfo value
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getCapturerInfo(callback: AsyncCallback<AudioCapturerInfo>): void;
     getCapturerInfo(): Promise<AudioCapturerInfo>;
@@ -1191,7 +1234,7 @@ declare namespace audio {
      * Gets audio stream info.
      * @return AudioStreamInfo value
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getStreamInfo(callback: AsyncCallback<AudioStreamInfo>): void;
     getStreamInfo(): Promise<AudioStreamInfo>;
@@ -1199,65 +1242,65 @@ declare namespace audio {
     /**
      * Starts audio capturing. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     start(callback: AsyncCallback<void>): void;
     /**
      * Starts audio capturing. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     start(): Promise<void>;
 
     /**
      * Capture audio data. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     read(size: number, isBlockingRead: boolean, callback: AsyncCallback<ArrayBuffer>): void;
     /**
      * Capture audio data. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     read(size: number, isBlockingRead: boolean): Promise<ArrayBuffer>;
 
     /**
      * Obtains the current timestamp. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getAudioTime(callback: AsyncCallback<number>): void;
     /**
      * Obtains the current timestamp. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getAudioTime(): Promise<number>;
 
     /**
      * Stops audio capturing. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     stop(callback: AsyncCallback<void>): void;
     /**
      * Stops audio capturing. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     stop(): Promise<void>;
 
     /**
      * Releases a capture resources. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     release(callback: AsyncCallback<void>): void;
     /**
      * Releases a capture resources. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     release(): Promise<void>;
 
@@ -1265,17 +1308,64 @@ declare namespace audio {
      * Obtains a reasonable minimum buffer size for capturer, however, the capturer can
      * accept other read sizes as well. This method uses an asynchronous callback to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getBufferSize(callback: AsyncCallback<number>): void;
     /**
      * Obtains a reasonable minimum buffer size for capturer, however, the capturer can
      * accept other read sizes as well. This method uses a promise to return the execution result.
      * @since 8
-     * @sysCap SystemCapability.Multimedia.Audio
+     * @syscap SystemCapability.Multimedia.Audio
      */
     getBufferSize(): Promise<number>;
+
+    /**
+     * Subscribes mark reach event callback.
+     * @param type Event type.
+     * @param frame Mark reach frame count.
+     * @return Mark reach event callback.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
+     */
+    on(type: "markReach", frame: number, callback: (position: number) => {}): void;
+    /**
+     * Unsubscribes mark reach event callback.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
+     */
+    off(type: "markReach"): void;
+
+    /**
+     * Subscribes period reach event callback.
+     * @param type Event type.
+     * @param frame Period reach frame count.
+     * @return Period reach event callback.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
+     */
+    on(type: "periodReach", frame: number, callback: (position: number) => {}): void;
+    /**
+     * Unsubscribes period reach event callback.
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
+     */
+    off(type: "periodReach"): void;
+
+    /**
+     * Subscribes audio state change event callback.
+     * @param type Event type.
+     * @param callback Callback used to listen for the audio state change event
+     * @return AudioState
+     * @since 8
+     * @syscap SystemCapability.Multimedia.Audio
+     * @initial
+     */
+    on(type: "stateChange", callback: Callback<AudioState>): void;
   }
 }
 
-export default audio;
\ No newline at end of file
+export default audio;