diff --git a/distributed_audio/audioext/v2_0/IDAudioCallback.idl b/distributed_audio/audioext/v2_0/IDAudioCallback.idl
index 2b25a533e0772d35a7ac6bb08ad26fc8eb6ef444..3a2738c2101a8f49b3325451889c2610dbad6bdd 100644
--- a/distributed_audio/audioext/v2_0/IDAudioCallback.idl
+++ b/distributed_audio/audioext/v2_0/IDAudioCallback.idl
@@ -145,4 +145,31 @@ import ohos.hdi.distributed_audio.audioext.v2_0.Types;
      * @version 2.0
      */
     RefreshAshmemInfo([in] int streamId, [in] FileDescriptor fd, [in] int ashmemLength, [in] int lengthPerTrans);
+
+     /**
+     * @brief Get the latency of the distributed audio device.
+     *
+     * @param streamId Stream ID for distributed audio devices.
+     * @param ms Latency in milliseconds.
+     *
+     * @return a value of 0 if success, return a negative value if failed.
+     *
+     * @since 6.0
+     * @version 2.0
+     */
+    GetLatency([in] int streamId, [out] unsigned int ms);
+
+    /**
+     * @brief Get the current render position and timestamp of the distributed audio device.
+     *
+     * @param streamId Stream ID for distributed audio devices.
+     * @param frames Current frame number.
+     * @param time Current timestamp.
+     *
+     * @return a value of 0 if success, return a negative value if failed.
+     *
+     * @since 6.0
+     * @version 2.0
+     */
+    GetRenderPosition([in] int streamId, [out] unsigned long frames, [out] struct CurrentTime time);
 }
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