See also:

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, ...

Deactivating HDC
Press the button again and the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...

Around the center console: controls and displays
1.  Coupe: microphone for voice activation systemand for telephonein hands-free mode Convertible: microphone on steering column 2.  SOS: initiating an Emergency Request call 3.  ...