/Web APIs

MediaStreamTrack: kind property

The MediaStreamTrack.kind read-only property returns a string set to "audio" if the track is an audio track and to "video", if it is a video track. It doesn't change if the track is disassociated from its source.


The possible values are a string with one of the following values:

  • "audio": the track is an audio track.
  • "video": the track is a video track.


Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
kind 26 12 22 No 15 11 4.4 26 22 14 11 1.5

See also

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