setPlaybackDeviceVolume abstract method
Sets the volume of the audio playback device.
This method applies to Windows only.
volumeThe volume of the audio playback device. The value range is0,255.
Returns When the method call succeeds, there is no return value; when fails, the AgoraRtcException exception is thrown. You need to catch the exception and handle it accordingly.
Implementation
Future<void> setPlaybackDeviceVolume(int volume);