# Known Limitations

* Call control functionality using buttons on USB audio devices is compatible exclusively with Jabra Teams Certified headsets (1)
  * Audio on other Teams certified headsets will work, but the answer/hangup and mute/unmute buttons will not function.
* Call Park (2) (Workaround: Use chat consult)
* (Coming Soon) Teams Contact Groups/Teams People app Categories do not show in Attendant Console (3)

1 - Requires headset vendor APIs which only Jabra currently provides.
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2 - Adding this functionality requires a Microsoft API that is not yet available.
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3 - Microsoft API now available and feature is now possible.<br>


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