Unify OpenScape Desk Phone IP 55G - Activating;Deactivating the Microphone

66 Basic functions
Activating/deactivating the microphone
You can temporarily switch off the handset microphone to prevent the other party
from listening in while you, for
example, consult with someone in your office.
Prerequisite: You are conducting a call.
Deactivating the microphone
Press the key shown.
Activating the microphone
Press the illuminated key.
Mute
Mute