Yealink UH34 - Volume and Mute Controls; Advanced Headset Features; Teams Integration Features

| Basic Call Usage | 8
Headset Function Action
Adjust volume
Press the Volume Up/Volume Down
button.
Mute/un-mute microphone
Press the Mute button.
Note: When a call is muted, the Mute
button LED glows red.
(Teams version) Activate
Cortana integrated in Teams
Hold the Teams button for 2 seconds. (this
requires Microsoft's support).
(Teams version) Invoke the
Teams client
Press the Teams button in the idle state.