diff --git a/common/include/audio_types.h b/common/include/audio_types.h
index f9391267b4fa0c68af614b81bf7a75d95522c53c..92072700e3bf170be180924199805de7adae0f6f 100644
--- a/common/include/audio_types.h
+++ b/common/include/audio_types.h
@@ -119,6 +119,9 @@ enum AudioCategory {
     AUDIO_IN_CALL,          /**< Call */
     AUDIO_MMAP_NOIRQ,       /**< Mmap mode */
     AUDIO_MMAP_VOIP = 8,    /**< Mmap Voip mode */
+    AUDIO_NOTIFICATION,     /**< Notification */
+    AUDIO_VOICE_MESSAGE,    /**< Voice message */
+    AUDIO_VOICE_ASSISTANT,  /**< Voice assistant */
 };
 
 /**
diff --git a/services/audiohdiproxy/include/daudio_manager_callback.h b/services/audiohdiproxy/include/daudio_manager_callback.h
index 1066124f399ecbe30eabca1e3f05657fc4b52def..6ab8cd6365e7ec6ae53ad8f3611ac98fc0909957 100644
--- a/services/audiohdiproxy/include/daudio_manager_callback.h
+++ b/services/audiohdiproxy/include/daudio_manager_callback.h
@@ -49,6 +49,11 @@ public:
 
     int32_t RefreshAshmemInfo(int32_t streamId, int fd, int32_t ashmemLength, int32_t lengthPerTrans) override;
 
+    int32_t GetLatency(int32_t streamId, uint32_t& ms) override;
+
+    int32_t GetRenderPosition(int32_t streamId, uint64_t& frames,
+        OHOS::HDI::DistributedAudio::Audioext::V2_0::AudioTimeStamp& time) override;
+
 private:
     int32_t GetAudioParamHDF(const OHOS::HDI::DistributedAudio::Audioext::V2_0::AudioParameter& param,
         AudioParamHDF& paramHDF);
diff --git a/services/audiohdiproxy/include/idaudio_hdi_callback.h b/services/audiohdiproxy/include/idaudio_hdi_callback.h
index 0f1711450ef0f51444b627334a58961e57210b6b..7ca51924c44cbc3a9d4864735306569ab6bd2472 100644
--- a/services/audiohdiproxy/include/idaudio_hdi_callback.h
+++ b/services/audiohdiproxy/include/idaudio_hdi_callback.h
@@ -42,6 +42,10 @@ public:
 
     virtual int32_t RefreshAshmemInfo(const int32_t streamId,
         int32_t fd, int32_t ashmemLength, int32_t lengthPerTrans) = 0;
+
+    virtual int32_t GetLatency(const int32_t streamId, uint32_t ms) = 0;
+
+    virtual int32_t GetRenderPosition(const int32_t streamId, uint64_t &frames, AudioTimeStamp &time) = 0;
 };
 } // DistributedHardware
 } // OHOS
diff --git a/services/audiohdiproxy/src/daudio_manager_callback.cpp b/services/audiohdiproxy/src/daudio_manager_callback.cpp
index a9feb9957935042e604524f7bb1a77dc9842a8e6..b37c34cd50e970b2825a6ab0b9c12b7b02b2dcc5 100644
--- a/services/audiohdiproxy/src/daudio_manager_callback.cpp
+++ b/services/audiohdiproxy/src/daudio_manager_callback.cpp
@@ -87,6 +87,15 @@ int32_t DAudioManagerCallback::GetAudioParamHDF(const AudioParameter& param, Aud
         case AUDIO_MMAP_NOIRQ:
             paramHDF.streamUsage = StreamUsage::STREAM_USAGE_MEDIA;
             break;
+        case AUDIO_NOTIFICATION:
+            paramHDF.streamUsage = StreamUsage::STREAM_USAGE_NOTIFICATION;
+            break;
+        case AUDIO_VOICE_MESSAGE:
+            paramHDF.streamUsage = StreamUsage::STREAM_USAGE_VOICE_MESSAGE;
+            break;
+        case AUDIO_VOICE_ASSISTANT:
+            paramHDF.streamUsage = StreamUsage::STREAM_USAGE_VOICE_ASSISTANT;
+            break;
         default:
             DHLOGE("Stream usage [%{public}" PRIu32"] does not support conversion.", param.streamUsage);
             return HDF_FAILURE;
@@ -156,6 +165,18 @@ int32_t DAudioManagerCallback::NotifyEvent(int32_t streamId,
         case AudioEventHDF::AUDIO_EVENT_STOP:
             newEvent.type = AudioEventType::AUDIO_STOP;
             break;
+        case AudioEventHDF::AUDIO_EVENT_OFFLOAD_BUF_SIZE_CHANGE:
+            newEvent.type = AudioEventType::AUDIO_OFFLOAD_BUF_SIZE_CHANGE;
+            break;
+        case AudioEventHDF::AUDIO_EVENT_FLUSH:
+            newEvent.type = AudioEventType::AUDIO_FLUSH;
+            break;
+        case AudioEventHDF::AUDIO_EVENT_SPEED_CHANGE:
+            newEvent.type = AudioEventType::AUDIO_SPEED_CHANGE;
+            break;
+        case AudioEventHDF::AUDIO_EVENT_VOLUME_CHANGE:
+            newEvent.type = AudioEventType::AUDIO_VOLUME_CHANGE;
+            break;
         default:
             DHLOGE("Unsupport event tpye.");
             break;
@@ -238,5 +259,33 @@ int32_t DAudioManagerCallback::RefreshAshmemInfo(int32_t streamId, int fd, int32
     DHLOGD("Refresh ashmem info success.");
     return HDF_SUCCESS;
 }
+
+int32_t DAudioManagerCallback::GetLatency(int32_t streamId, uint32_t& ms)
+{
+    DHLOGD("Get lantency.");
+    CHECK_NULL_RETURN(callback_, HDF_FAILURE);
+    if (callback_->GetLatency(streamId, ms) != DH_SUCCESS) {
+        DHLOGE("Get lantency failed.");
+        return HDF_FAILURE;
+    }
+    DHLOGD("Get lantency success.");
+    return HDF_SUCCESS;
+}
+
+int32_t DAudioManagerCallback::GetRenderPosition(int32_t streamId, uint64_t& frames,
+    OHOS::HDI::DistributedAudio::Audioext::V2_0::AudioTimeStamp& time)
+{
+    DHLOGD("Get render position.");
+    CHECK_NULL_RETURN(callback_, HDF_FAILURE);
+    AudioTimeStamp timeHdf;
+    if (callback_->GetRenderPosition(streamId, frames, timeHdf) != DH_SUCCESS) {
+        DHLOGE("Get render position failed.");
+        return HDF_FAILURE;
+    }
+    time.tvSec = timeHdf.tvSec;
+    time.tvNSec = timeHdf.tvNSec;
+    DHLOGD("Get render position success.");
+    return HDF_SUCCESS;
+}
 } // DistributedHardware
 } // OHOS
diff --git a/services/audiohdiproxy/test/unittest/daudio_hdi_handler/include/audio_test_utils.h b/services/audiohdiproxy/test/unittest/daudio_hdi_handler/include/audio_test_utils.h
index 8c506ca037060140675d9e616358707cf347137a..a0502f713e8def4bedeb16956fe8e1c541a2624c 100644
--- a/services/audiohdiproxy/test/unittest/daudio_hdi_handler/include/audio_test_utils.h
+++ b/services/audiohdiproxy/test/unittest/daudio_hdi_handler/include/audio_test_utils.h
@@ -94,6 +94,16 @@ public:
     {
         return DH_SUCCESS;
     }
+
+    int32_t GetLatency(const int32_t streamId, uint32_t ms)
+    {
+        return DH_SUCCESS;
+    }
+
+    int32_t GetRenderPosition(const int32_t streamId, uint64_t &frames, AudioTimeStamp &time)
+    {
+        return DH_SUCCESS;
+    }
 };
 } // DistributedHardware
 } // OHOS
diff --git a/services/audiohdiproxy/test/unittest/daudio_manager_callback/include/audio_test_utils.h b/services/audiohdiproxy/test/unittest/daudio_manager_callback/include/audio_test_utils.h
index 03ad160afa68e1b47bca6443f58e16a4c1e593fc..01a1263cc5ba99ca5e02c721771d0ea866960d28 100644
--- a/services/audiohdiproxy/test/unittest/daudio_manager_callback/include/audio_test_utils.h
+++ b/services/audiohdiproxy/test/unittest/daudio_manager_callback/include/audio_test_utils.h
@@ -67,6 +67,16 @@ public:
     {
         return DH_SUCCESS;
     }
+
+    int32_t GetLatency(const int32_t streamId, uint32_t ms)
+    {
+        return DH_SUCCESS;
+    }
+
+    int32_t GetRenderPosition(const int32_t streamId, uint64_t &frames, AudioTimeStamp &time)
+    {
+        return DH_SUCCESS;
+    }
 };
 } // DistributedHardware
 } // OHOS
diff --git a/services/audiohdiproxy/test/unittest/daudio_manager_callback/src/daudio_manager_callback_test.cpp b/services/audiohdiproxy/test/unittest/daudio_manager_callback/src/daudio_manager_callback_test.cpp
index 7b3b84417ea67941b5fc2a365aee0184ee5a57ba..24d126df5050d8509df6f3401f8492178f152e37 100644
--- a/services/audiohdiproxy/test/unittest/daudio_manager_callback/src/daudio_manager_callback_test.cpp
+++ b/services/audiohdiproxy/test/unittest/daudio_manager_callback/src/daudio_manager_callback_test.cpp
@@ -155,6 +155,16 @@ HWTEST_F(DAudioManagerCallbackTest, SetParameters_002, TestSize.Level1)
         .ext = "HDF_SUCCESS"
     };
     EXPECT_NE(HDF_SUCCESS, manCallback_->SetParameters(streamId_, param));
+    param = {
+        .format = 2,
+        .channelCount = 2,
+        .sampleRate = 192000,
+        .period = 0,
+        .frameSize = 0,
+        .streamUsage = 9,
+        .ext = "HDF_SUCCESS"
+    };
+    EXPECT_EQ(HDF_SUCCESS, manCallback_->SetParameters(streamId_, param));
     EXPECT_EQ(HDF_SUCCESS, manCallback_->DestroyStream(streamId_));
 }
 
@@ -214,6 +224,18 @@ HWTEST_F(DAudioManagerCallbackTest, NotifyEvent_002, TestSize.Level1)
     event.type = AudioEventHDF::AUDIO_EVENT_STOP;
     event.content = "HDF_SUCCESS";
     EXPECT_EQ(HDF_SUCCESS, manCallback_->NotifyEvent(streamId_, event));
+    event.type = AudioEventHDF::AUDIO_EVENT_OFFLOAD_BUF_SIZE_CHANGE;
+    event.content = "HDF_SUCCESS";
+    EXPECT_EQ(HDF_SUCCESS, manCallback_->NotifyEvent(streamId_, event));
+    event.type = AudioEventHDF::AUDIO_EVENT_FLUSH;
+    event.content = "HDF_SUCCESS";
+    EXPECT_EQ(HDF_SUCCESS, manCallback_->NotifyEvent(streamId_, event));
+    event.type = AudioEventHDF::AUDIO_EVENT_SPEED_CHANGE;
+    event.content = "HDF_SUCCESS";
+    EXPECT_EQ(HDF_SUCCESS, manCallback_->NotifyEvent(streamId_, event));
+    event.type = AudioEventHDF::AUDIO_EVENT_VOLUME_CHANGE;
+    event.content = "HDF_SUCCESS";
+    EXPECT_EQ(HDF_SUCCESS, manCallback_->NotifyEvent(streamId_, event));
     event.type = -1;
     event.content = "HDF_SUCCESS";
     EXPECT_EQ(HDF_SUCCESS, manCallback_->NotifyEvent(streamId_, event));
@@ -343,5 +365,38 @@ HWTEST_F(DAudioManagerCallbackTest, RefreshAshmemInfo_001, TestSize.Level1)
     manCallback_->callback_ = std::make_shared<MockIDAudioHdiCallback>();
     EXPECT_EQ(HDF_SUCCESS, manCallback_->RefreshAshmemInfo(streamId, fd, ashmemLength, lengthPerTrans));
 }
+
+/**
+ * @tc.name: GetLatency_001
+ * @tc.desc: Verify the GetLatency function.
+ * @tc.type: FUNC
+ * @tc.require: AR000H0E6H
+ */
+HWTEST_F(DAudioManagerCallbackTest, GetLatency_001, TestSize.Level1)
+{
+    ASSERT_TRUE(manCallback_ != nullptr);
+    int32_t streamId = 1;
+    uint32_t ms = 0;
+    EXPECT_EQ(HDF_SUCCESS, manCallback_->GetLatency(streamId, ms));
+    manCallback_->callback_ = std::make_shared<MockIDAudioHdiCallback>();
+    EXPECT_EQ(HDF_SUCCESS, manCallback_->GetLatency(streamId, ms));
+}
+
+/**
+ * @tc.name: GetRenderPosition_001
+ * @tc.desc: Verify the GetRenderPosition function.
+ * @tc.type: FUNC
+ * @tc.require: AR000H0E6H
+ */
+HWTEST_F(DAudioManagerCallbackTest, GetRenderPosition_001, TestSize.Level1)
+{
+    ASSERT_TRUE(manCallback_ != nullptr);
+    int32_t streamId = 1;
+    uint64_t frames = 0;
+    OHOS::HDI::DistributedAudio::Audioext::V2_0::AudioTimeStamp time;
+    EXPECT_EQ(HDF_SUCCESS, manCallback_->GetRenderPosition(streamId, frames, time));
+    manCallback_->callback_ = std::make_shared<MockIDAudioHdiCallback>();
+    EXPECT_EQ(HDF_SUCCESS, manCallback_->GetRenderPosition(streamId, frames, time));
+}
 } // DistributedHardware
 } // OHOS
\ No newline at end of file
diff --git a/services/audiomanager/managersource/include/dmic_dev.h b/services/audiomanager/managersource/include/dmic_dev.h
index 46a422613309376ff69f594d7e6d05568404eefd..99285ba8c5d5b0c93388d4358c1d8a9315dc9573 100644
--- a/services/audiomanager/managersource/include/dmic_dev.h
+++ b/services/audiomanager/managersource/include/dmic_dev.h
@@ -72,6 +72,8 @@ public:
     int32_t ReadMmapPosition(const int32_t streamId, uint64_t &frames, CurrentTimeHDF &time) override;
     int32_t RefreshAshmemInfo(const int32_t streamId,
         int32_t fd, int32_t ashmemLength, int32_t lengthPerTrans) override;
+    int32_t GetLatency(const int32_t streamId, uint32_t ms) override;
+    int32_t GetRenderPosition(const int32_t streamId, uint64_t &frames, AudioTimeStamp &time) override;
 
     int32_t MmapStart() override;
     int32_t MmapStop() override;
diff --git a/services/audiomanager/managersource/include/dspeaker_dev.h b/services/audiomanager/managersource/include/dspeaker_dev.h
index 68d2eaeaa008aaa3523d61b32713e48d6c8f96cf..12245ab504ab2d33125a7000bd7d149eb81fd067 100644
--- a/services/audiomanager/managersource/include/dspeaker_dev.h
+++ b/services/audiomanager/managersource/include/dspeaker_dev.h
@@ -66,6 +66,8 @@ public:
     int32_t ReadMmapPosition(const int32_t streamId, uint64_t &frames, CurrentTimeHDF &time) override;
     int32_t RefreshAshmemInfo(const int32_t streamId,
         int32_t fd, int32_t ashmemLength, int32_t lengthPerTrans) override;
+    int32_t GetLatency(const int32_t streamId, uint32_t ms) override;
+    int32_t GetRenderPosition(const int32_t streamId, uint64_t &frames, AudioTimeStamp &time) override;
     
     int32_t MmapStart() override;
     int32_t MmapStop() override;
diff --git a/services/audiomanager/managersource/src/dmic_dev.cpp b/services/audiomanager/managersource/src/dmic_dev.cpp
index a1cbbfc8c62aa5d330983f0b7882e98f40cb3834..d7b5cad4ef8e978bb8b82302a5a8bfb9e3ea3da2 100644
--- a/services/audiomanager/managersource/src/dmic_dev.cpp
+++ b/services/audiomanager/managersource/src/dmic_dev.cpp
@@ -556,6 +556,21 @@ int32_t DMicDev::RefreshAshmemInfo(const int32_t streamId,
     return DH_SUCCESS;
 }
 
+int32_t DMicDev::GetLatency(const int32_t streamId, uint32_t ms)
+{
+    (void)streamId;
+    (void)ms;
+    return DH_SUCCESS;
+}
+
+int32_t DMicDev::GetRenderPosition(const int32_t streamId, uint64_t &frames, AudioTimeStamp &time)
+{
+    (void)streamId;
+    (void)frames;
+    (void)time;
+    return DH_SUCCESS;
+}
+
 int32_t DMicDev::MmapStart()
 {
     CHECK_NULL_RETURN(ashmem_, ERR_DH_AUDIO_NULLPTR);
diff --git a/services/audiomanager/managersource/src/dspeaker_dev.cpp b/services/audiomanager/managersource/src/dspeaker_dev.cpp
index 18ee517273e9ff07888bfdbe26f2ec7c31205319..afd1de095b1d00e021102ae61b9ef0e78e7f733e 100644
--- a/services/audiomanager/managersource/src/dspeaker_dev.cpp
+++ b/services/audiomanager/managersource/src/dspeaker_dev.cpp
@@ -434,6 +434,22 @@ int32_t DSpeakerDev::RefreshAshmemInfo(const int32_t streamId,
     return DH_SUCCESS;
 }
 
+int32_t DSpeakerDev::GetLatency(const int32_t streamId, uint32_t ms)
+{
+    (void)streamId;
+    (void)ms;
+    return DH_SUCCESS;
+}
+
+int32_t DSpeakerDev::GetRenderPosition(const int32_t streamId, uint64_t &frames, AudioTimeStamp &time)
+{
+    (void)streamId;
+    (void)frames;
+    (void)time;
+    return DH_SUCCESS;
+}
+
+
 int32_t DSpeakerDev::MmapStart()
 {
     CHECK_NULL_RETURN(ashmem_, ERR_DH_AUDIO_NULLPTR);
diff --git a/services/common/audioparam/audio_event.h b/services/common/audioparam/audio_event.h
index 469f14dc030a4c33cc50413ed311fb1029c5014d..924ffc5d60a352169d9e79745157744ba8dbb02b 100644
--- a/services/common/audioparam/audio_event.h
+++ b/services/common/audioparam/audio_event.h
@@ -72,6 +72,11 @@ typedef enum {
     MMAP_MIC_STOP = 84,
     AUDIO_START = 85,
     AUDIO_STOP = 86,
+    
+    AUDIO_OFFLOAD_BUF_SIZE_CHANGE = 91,
+    AUDIO_FLUSH = 92,
+    AUDIO_SPEED_CHANGE = 93,
+    AUDIO_VOLUME_CHANGE = 94,
 } AudioEventType;
 
 typedef enum {
@@ -97,6 +102,9 @@ typedef enum {
     AUDIO_EVENT_STOP = 19,
     AUDIO_EVENT_SPK_DUMP = 20,
     AUDIO_EVENT_MIC_DUMP = 21,
+    AUDIO_EVENT_OFFLOAD_BUF_SIZE_CHANGE = 22,
+    AUDIO_EVENT_FLUSH = 23,
+    AUDIO_EVENT_SPEED_CHANGE = 24,
 } AudioEventHDF;
 class AudioEvent {
 public:
diff --git a/services/common/audioparam/audio_param.h b/services/common/audioparam/audio_param.h
index 1b03f4d81065bee02db22677d3522408a7d983c6..09edf98e1a06b1f77d133f1c096c5cbe4e938e99 100644
--- a/services/common/audioparam/audio_param.h
+++ b/services/common/audioparam/audio_param.h
@@ -31,7 +31,8 @@ typedef enum {
     SAMPLE_RATE_44100 = 44100,
     SAMPLE_RATE_48000 = 48000,
     SAMPLE_RATE_64000 = 64000,
-    SAMPLE_RATE_96000 = 96000
+    SAMPLE_RATE_96000 = 96000,
+    SAMPLE_RATE_192000 = 192000
 } AudioSampleRate;
 
 typedef enum {
@@ -77,7 +78,9 @@ typedef enum {
     STREAM_USAGE_VOICE_COMMUNICATION = 2,
     STREAM_USAGE_VOICE_ASSISTANT = 4,
     STREAM_USAGE_MMAP = 5,
-    STREAM_USAGE_NOTIFICATION_RINGTONE = 6
+    STREAM_USAGE_NOTIFICATION_RINGTONE = 6,
+    STREAM_USAGE_NOTIFICATION = 7,
+    STREAM_USAGE_VOICE_MESSAGE = 8
 } StreamUsage;
 
 typedef enum {
@@ -143,6 +146,11 @@ typedef enum {
     REF,
     MIC1,
 } StreamType;
+
+struct AudioTimeStamp {
+    int64_t tvSec;  /**< Seconds */
+    int64_t tvNSec; /**< Nanoseconds */
+};
 } // namespace DistributedHardware
 } // namespace OHOS
 #endif // OHOS_DAUDIO_AUDIO_PARAM_H