Turns on or off the soundbased Lipsync module. A quality headset with a good noise canceling
microphone is recommended for optimal lipsync, as any background noise may interfere with its accuracy.
When lipsync is on, this icon indicates it by changing the color of the grey area to white. The lipsync module
is an audio based tracker that detects the phonemes from spoken tongue and translates them as atomic
animations applied to the avatar.