July 21, 2014
Applies to: Windows Phone 8 and Windows Phone Silverlight 8.1 only
Indicates the role of an audio interface.
Your application must have the ID_CAP_MICROPHONE in order to capture audio. Your application must have the ID_CAP_VOIP capability and use the Communications audio device role in order to render or capture audio in the background or to mute or pause lower-priority audio streams during playback. For more information on capabilities, see App capabilities and hardware requirements for Windows Phone 8.