See also:

Adjusting volume
Turn the volume knob during the spoken instruction to select the desired volume. > The volume remains the same, even if the volume of other audio sources is changed. > The volume is stored for ...

Setting the language
Press and hold the control button for approx. 12 to 13 seconds. Briefly press the control button again to switch between English "E" and German "O". The setting is stored au ...

Swapping the telephone and additional telephone
The function of the telephone and additional telephone can be swapped automatically. 1. "Telephone" 2. "Bluetooth® (phone)" 3. "Swap phone/addit. phone" ...