Returns the current volume of the local input device.
Mutes microphone if audio was started, and microphone is not already muted.
Starts local audio capture with microphone muted.
Stops local audio capture.
Tests the microphone, usually used to test the microphone before a meeting.
the test microphone option.
Tests the speaker, usually used to test the speaker before a meeting.
The test speaker option.
Unmutes microphone if audio was started, and microphone is not already unmuted.
Interface for managing local audio capture.