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:
At a glance
Display the traffic bulletins from radio stations
that broadcast the TI Traffic Information
of a traffic information service. Information
on traffic obstructions and hazards is
updated ...
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not available in a vehicle,
e ...
Switching off automatically
The system switches off and the LED goes out:
After approx. 33 ft/10 m when driving forward.
Above approx. 9 mph/15 km/h when driving
forward.
Switch on the system again if necessary. ...