Switching the microphone to mute
When a call is active, the microphone can be muted.
1. "Telephone"
2. "Active calls"
3. 
"Microphone mute"
A microphone that has been switched to mute
is automatically reactivated:
► When a new connection is established.
► When switching between call parties.
See also:
Controls
1 Control Display
2 Controller with buttons
The buttons can be used to open the menus
directly. The controller can be used to select
menu items and create the settings. ...
New remote controls
You can obtain new remote controls from your
service center.
Loss of the remote controls
Lost remote controls can be blocked by your
service center.
Emergency detection of remote control
It is p ...
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