diff --git a/en-US/dita/RTC-NG/API/api_irtcengine_startrhythmplayer.dita b/en-US/dita/RTC-NG/API/api_irtcengine_startrhythmplayer.dita
index 7c73fd9be2e..9fae19fc112 100644
--- a/en-US/dita/RTC-NG/API/api_irtcengine_startrhythmplayer.dita
+++ b/en-US/dita/RTC-NG/API/api_irtcengine_startrhythmplayer.dita
@@ -15,7 +15,7 @@
             <p outputclass="codeblock">
             <codeblock props="android" outputclass="language-java">public abstract int startRhythmPlayer(
     String sound1, String sound2, AgoraRhythmPlayerConfig config);</codeblock>
-            <codeblock props="ios" outputclass="language-objectivec">- (int)startRhythmPlayer:(NSString * _Nonnull)sound1 sound2:(NSString * _Nonnull)sound2 config:(AgoraRhythmPlayerConfig *  _Nullable)config;</codeblock>
+            <codeblock props="ios mac" outputclass="language-objectivec">- (int)startRhythmPlayer:(NSString * _Nonnull)sound1 sound2:(NSString * _Nonnull)sound2 config:(AgoraRhythmPlayerConfig *  _Nullable)config;</codeblock>
             <codeblock props="cpp unreal" outputclass="language-cpp">virtual int startRhythmPlayer(const char* sound1, const char* sound2, const AgoraRhythmPlayerConfig&amp; config) = 0;</codeblock>
          <codeblock props="bp" outputclass="language-cpp">UFUNCTION(BlueprintCallable, Category = &quot;Agora|RtcEngineProxy&quot;)
 	int StartRhythmPlayer(FString sound1, FString sound2, const FAgoraRhythmPlayerConfig&amp; config);</codeblock>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-blueprint.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-blueprint.ditamap
index 45c89cf5c63..82cb01a9e6d 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-blueprint.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-blueprint.ditamap
@@ -2030,7 +2030,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法">
+        <topichead navtitle="空间音频基础方法">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -2116,7 +2116,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2146,7 +2146,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
@@ -2169,7 +2169,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效算法" props="hide">
+        <topichead navtitle="服务器空间音频算法" props="hide">
             <keydef keys="addEventHandler" href="../API/api_icloudspatialaudioengine_addeventhandler.dita">
                 <topicmeta>
                     <keywords>
@@ -4725,7 +4725,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效事件" props="hide">
+        <topichead navtitle="服务器空间音频事件" props="hide">
             <keydef keys="onConnectionStateChange" href="../API/callback_icloudspatialaudioeventhandler_onconnectionstatechange.dita">
                 <topicmeta>
                     <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-cpp.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-cpp.ditamap
index f3242054ad3..7a0d5df6674 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-cpp.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-cpp.ditamap
@@ -2102,7 +2102,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法">
+        <topichead navtitle="空间音频基础方法">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -2188,7 +2188,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2218,7 +2218,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
@@ -2241,7 +2241,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效算法" props="hide">
+        <topichead navtitle="服务器空间音频算法" props="hide">
             <keydef keys="addEventHandler" href="../API/api_icloudspatialaudioengine_addeventhandler.dita">
                 <topicmeta>
                     <keywords>
@@ -5017,7 +5017,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效事件" props="hide">
+        <topichead navtitle="服务器空间音频事件" props="hide">
             <keydef keys="onConnectionStateChange" href="../API/callback_icloudspatialaudioeventhandler_onconnectionstatechange.dita">
                 <topicmeta>
                     <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-electron.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-electron.ditamap
index 804fa2c1926..5db37df1213 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-electron.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-electron.ditamap
@@ -1837,6 +1837,38 @@
                 </topicmeta>
             </keydef>
         </topichead>
+        <topichead navtitle="虚拟节拍器">
+            <keydef keys="startRhythmPlayer" href="../API/api_irtcengine_startrhythmplayer.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>startRhythmPlayer</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="stopRhythmPlayer" href="../API/api_irtcengine_stoprhythmplayer.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>stopRhythmPlayer</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="configRhythmPlayer" href="../API/api_irtcengine_configrhythmplayer.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>configRhythmPlayer</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+        </topichead>
+        <topichead navtitle="虚拟节拍器事件">
+            <keydef keys="onRhythmPlayerStateChanged" href="../API/callback_irtcengineeventhandler_onrhythmplayerstatechanged.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>onRhythmPlayerStateChanged</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+        </topichead>
         <topichead navtitle="人声效果">
             <keydef keys="setLocalVoicePitch" href="../API/api_irtcengine_setlocalvoicepitch.dita">
                 <topicmeta>
@@ -1918,7 +1950,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法">
+        <topichead navtitle="空间音频基础方法">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -2004,7 +2036,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2034,7 +2066,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
@@ -9956,20 +9988,20 @@
                     </keywords>
                 </topicmeta>
             </keydef>
-        <keydef keys="AgoraRhythmPlayerConfig" href="../API/class_agorarhythmplayerconfig.dita">
-            <topicmeta>
-                <keywords>
-                    <keyword>AgoraRhythmPlayerConfig</keyword>
-                </keywords>
-            </topicmeta>
-        </keydef>
-        <keydef keys="RecorderReasonCode" href="../API/enum_recorderreasoncode.dita">
-            <topicmeta>
-                <keywords>
-                    <keyword>RecorderReasonCode</keyword>
-                </keywords>
-            </topicmeta>
-        </keydef>
+            <keydef keys="AgoraRhythmPlayerConfig" href="../API/class_agorarhythmplayerconfig.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>AgoraRhythmPlayerConfig</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RecorderReasonCode" href="../API/enum_recorderreasoncode.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RecorderReasonCode</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
             <keydef keys="RECORDER_REASON_NONE">
                 <topicmeta>
                     <keywords>
@@ -10285,6 +10317,90 @@
                     </keywords>
                 </topicmeta>
             </keydef>
+            <keydef keys="RHYTHM_PLAYER_STATE_TYPE" href="../API/enum_rhythmplayerstatetype.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerStateType</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_STATE_IDLE">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerStateIdle</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_STATE_OPENING">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerStateOpening</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_STATE_DECODING">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerStateDecoding</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_STATE_PLAYING">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerStatePlaying</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_STATE_FAILED">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerStateFailed</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+            <keydef keys="RHYTHM_PLAYER_REASON" href="../API/enum_rhythmplayerreason.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerReason</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_REASON_OK">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerReasonOk</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_REASON_FAILED">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerReasonFailed</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_REASON_CAN_NOT_OPEN">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerReasonCanNotOpen</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_REASON_CAN_NOT_PLAY">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerReasonCanNotPlay</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="RHYTHM_PLAYER_REASON_FILE_OVER_DURATION_LIMIT">
+                <topicmeta>
+                    <keywords>
+                        <keyword>RhythmPlayerReasonFileOverDurationLimit</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
             <keydef keys="SIMULCAST_STREAM_MODE" href="../API/enum_simulcaststreammode.dita">
                 <topicmeta>
                     <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-flutter.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-flutter.ditamap
index bff19b8b88d..7408c54b4a8 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-flutter.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-flutter.ditamap
@@ -1991,7 +1991,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法">
+        <topichead navtitle="空间音频基础方法">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -2077,7 +2077,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2107,7 +2107,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-harmony.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-harmony.ditamap
index 941946da7f6..8795eee2fe2 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-harmony.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-harmony.ditamap
@@ -1904,7 +1904,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法" props="reserve">
+        <topichead navtitle="空间音频基础方法" props="reserve">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -1976,7 +1976,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法" props="reserve">
+        <topichead navtitle="本地直角坐标空间音频算法" props="reserve">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2020,7 +2020,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法" props="reserve">
+        <topichead navtitle="本地球坐标空间音频算法" props="reserve">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap
index cd725f593a0..18545af7056 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap
@@ -1911,7 +1911,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法">
+        <topichead navtitle="空间音频基础方法">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -1997,7 +1997,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2041,7 +2041,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
@@ -2064,7 +2064,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效算法" props="hide">
+        <topichead navtitle="服务器空间音频算法" props="hide">
             <keydef keys="enableSpatializer" href="../API/api_icloudspatialaudioengine_enablespatializer.dita">
                 <topicmeta>
                     <keywords>
@@ -4449,7 +4449,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效事件" props="hide">
+        <topichead navtitle="服务器空间音频事件" props="hide">
             <keydef keys="onConnectionStateChange" href="../API/callback_icloudspatialaudioeventhandler_onconnectionstatechange.dita">
                 <topicmeta>
                     <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap
index 4876d113d5b..2cd0a0640e7 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap
@@ -1959,7 +1959,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法">
+        <topichead navtitle="空间音频基础方法">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -2031,7 +2031,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2075,7 +2075,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
@@ -2098,7 +2098,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效算法" props="hide">
+        <topichead navtitle="服务器空间音频算法" props="hide">
             <keydef keys="addEventHandler" href="../API/api_icloudspatialaudioengine_addeventhandler.dita">
                 <topicmeta>
                     <keywords>
@@ -3426,14 +3426,14 @@
             <keydef keys="open_IMusicPlayer" href="../API/api_imusicplayer_open.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>open</keyword>
+                        <keyword>open [1/2]</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
             <keydef keys="open2_IMusicPlayer" href="../API/api_imusicplayer_open2.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>open2</keyword>
+                        <keyword>open [2/2]</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
@@ -4657,7 +4657,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效事件" props="hide">
+        <topichead navtitle="服务器空间音频事件" props="hide">
             <keydef keys="onConnectionStateChange" href="../API/callback_icloudspatialaudioeventhandler_onconnectionstatechange.dita">
                 <topicmeta>
                     <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap
index 9a13b510c1d..82b243e4ef8 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap
@@ -1812,6 +1812,38 @@
                 </topicmeta>
             </keydef>
         </topichead>
+        <topichead navtitle="虚拟节拍器">
+            <keydef keys="startRhythmPlayer" href="../API/api_irtcengine_startrhythmplayer.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>startRhythmPlayer</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="stopRhythmPlayer" href="../API/api_irtcengine_stoprhythmplayer.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>stopRhythmPlayer</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+            <keydef keys="configRhythmPlayer" href="../API/api_irtcengine_configrhythmplayer.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>configRhythmPlayer</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+        </topichead>
+        <topichead navtitle="虚拟节拍器事件">
+            <keydef keys="onRhythmPlayerStateChanged" href="../API/callback_irtcengineeventhandler_onrhythmplayerstatechanged.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>didRhythmPlayerStateChanged</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
+        </topichead>
         <topichead navtitle="人声效果">
             <keydef keys="enableVoiceAITuner" href="../API/api_irtcengine_enablevoiceaituner.dita">
                 <topicmeta>
@@ -1907,7 +1939,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法">
+        <topichead navtitle="空间音频基础方法">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -1986,7 +2018,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2030,7 +2062,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
@@ -2053,7 +2085,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效算法" props="hide">
+        <topichead navtitle="服务器空间音频算法" props="hide">
             <keydef keys="enableSpatializer" href="../API/api_icloudspatialaudioengine_enablespatializer.dita">
                 <topicmeta>
                     <keywords>
@@ -4154,7 +4186,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效事件" props="hide">
+        <topichead navtitle="服务器空间音频事件" props="hide">
             <keydef keys="onConnectionStateChange" href="../API/callback_icloudspatialaudioeventhandler_onconnectionstatechange.dita">
                 <topicmeta>
                     <keywords>
@@ -4285,6 +4317,13 @@
                 </keywords>
             </topicmeta>
         </keydef>
+        <keydef keys="AgoraRhythmPlayerConfig" href="../API/class_agorarhythmplayerconfig.dita">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerConfig</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
         <keydef keys="AudioRecordingConfiguration" href="../API/class_audiorecordingconfiguration.dita">
             <topicmeta>
                 <keywords>
@@ -9896,6 +9935,90 @@
                 </keywords>
             </topicmeta>
         </keydef>
+        <keydef keys="RHYTHM_PLAYER_STATE_TYPE" href="../API/enum_rhythmplayerstatetype.dita">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerState</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_STATE_IDLE">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerStateIdle</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_STATE_OPENING">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerStateOpening</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_STATE_DECODING">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerStateDecoding</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_STATE_PLAYING">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerStatePlaying</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_STATE_FAILED">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerStateFailed</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_REASON" href="../API/enum_rhythmplayerreason.dita">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerReason</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_REASON_OK">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerReasonOK</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_REASON_FAILED">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerReasonFailed</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_REASON_CAN_NOT_OPEN">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerReasonCanNotOpen</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_REASON_CAN_NOT_PLAY">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerReasonCanNotPlay</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
+        <keydef keys="RHYTHM_PLAYER_REASON_FILE_OVER_DURATION_LIMIT">
+            <topicmeta>
+                <keywords>
+                    <keyword>AgoraRhythmPlayerReasonFileOverDurationLimit</keyword>
+                </keywords>
+            </topicmeta>
+        </keydef>
         <keydef keys="SIMULCAST_STREAM_MODE" href="../API/enum_simulcaststreammode.dita">
             <topicmeta>
                 <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-rn.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-rn.ditamap
index 9ed8a3b7bad..2e159cba455 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-rn.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-rn.ditamap
@@ -1962,7 +1962,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-                <topichead navtitle="空间音效基础方法">
+                <topichead navtitle="空间音频基础方法">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -2048,7 +2048,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2078,7 +2078,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-unity.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-unity.ditamap
index 560353f227a..ab3978b9479 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-unity.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-unity.ditamap
@@ -2040,7 +2040,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法">
+        <topichead navtitle="空间音频基础方法">
             <keydef keys="initialize_ICloudSpatialAudioEngine" href="../API/api_icloudspatialaudioengine_initialize.dita" props="hide">
                 <topicmeta>
                     <keywords>
@@ -2098,7 +2098,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2170,7 +2170,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
@@ -2193,7 +2193,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效算法" props="hide">
+        <topichead navtitle="服务器空间音频算法" props="hide">
             <keydef keys="enableSpatializer" href="../API/api_icloudspatialaudioengine_enablespatializer.dita">
                 <topicmeta>
                     <keywords>
@@ -4635,6 +4635,13 @@
                     </keywords>
                 </topicmeta>
             </keydef>
+            <keydef keys="onReadyToSendMetadata" href="../API/callback_imetadataobserver_onreadytosendmetadata.dita">
+                <topicmeta>
+                    <keywords>
+                        <keyword>OnReadyToSendMetadata</keyword>
+                    </keywords>
+                </topicmeta>
+            </keydef>
         </topichead>
         <topichead navtitle="摄像头事件">
             <keydef keys="onCameraFocusAreaChanged" href="../API/callback_irtcengineeventhandler_oncamerafocusareachanged.dita">
@@ -4714,7 +4721,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效事件" props="hide">
+        <topichead navtitle="服务器空间音频事件" props="hide">
             <keydef keys="onConnectionStateChange" href="../API/callback_icloudspatialaudioeventhandler_onconnectionstatechange.dita">
                 <topicmeta>
                     <keywords>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-unreal.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-unreal.ditamap
index bf7737a0e1e..8a8b7de4bf2 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-unreal.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-unreal.ditamap
@@ -2037,7 +2037,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="空间音效基础方法">
+        <topichead navtitle="空间音频基础方法">
             <keydef keys="muteLocalAudioStream_IBaseSpatialAudioEngine" href="../API/api_ibasespatialaudioengine_mutelocalaudiostream.dita">
                 <topicmeta>
                     <keywords>
@@ -2123,7 +2123,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地直角坐标空间音效算法">
+        <topichead navtitle="本地直角坐标空间音频算法">
             <keydef keys="clearRemotePositions" href="../API/api_ilocalspatialaudioengine_clearremotepositions.dita">
                 <topicmeta>
                     <keywords>
@@ -2153,7 +2153,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="本地球坐标空间音效算法">
+        <topichead navtitle="本地球坐标空间音频算法">
             <keydef keys="enableSpatialAudio" href="../API/api_irtcengine_enablespatialaudio.dita">
                 <topicmeta>
                     <keywords>
@@ -2176,7 +2176,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效算法" props="hide">
+        <topichead navtitle="服务器空间音频算法" props="hide">
             <keydef keys="addEventHandler" href="../API/api_icloudspatialaudioengine_addeventhandler.dita">
                 <topicmeta>
                     <keywords>
@@ -4802,7 +4802,7 @@
                 </topicmeta>
             </keydef>
         </topichead>
-        <topichead navtitle="服务器空间音效事件" props="hide">
+        <topichead navtitle="服务器空间音频事件" props="hide">
             <keydef keys="onConnectionStateChange" href="../API/callback_icloudspatialaudioeventhandler_onconnectionstatechange.dita">
                 <topicmeta>
                     <keywords>