See also:

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 automa ...

Tone
Only treble and bass can be set in the rear. The settings are made separately for the left and right headphones. Operation is the same as for the front tone. ...

Supplementary text messages
Addition information, such as on the cause of a fault or the required action, can be called up via Check Control. The supplementary text of urgent messages is automatically displayed on the Cont ...