> ## Documentation Index
> Fetch the complete documentation index at: https://docs.stmlink.com/llms.txt
> Use this file to discover all available pages before exploring further.

# IRTCRemoteAudioTrack

> Windows SRTC 音视频 SDK IRTCRemoteAudioTrack 接口参考

## 函数说明

远端音频混音对象。

## 继承关系

[IRTCTrack](./IRTCTrack.md) ->IRTCRemoteAudioTrack

## 函数方法

### 开启音频输出

```cpp theme={null}
virtual StatusCode startPlay(RTCAudioOutputOptions* opt = nullptr) = 0;
```

**参数**

| opt | 音频轨道输出信息[查看](../types.md#音频轨道输出信息（RTCAudioOutputOptions）) |
| --- | --------------------------------------------------------- |

### 停止音频输出

```cpp theme={null}
virtual StatusCode stopPlay() = 0;
```