MediaStreamTrack: kind property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2017.

The kind read-only property of the MediaStreamTrack interface 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.

Value

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.

Specifications

Specification
Media Capture and Streams
# dom-mediastreamtrack-kind

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
kind

Legend

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Full support
Full support

See also