▷ "Speed volume": speed-dependent volume control.
▷ "PDC": volume of the PDC signal compared to the entertainment sound output.
▷ "Gong": volume of the signal, such as the safety belt reminder, compared to the entertainment sound output.
▷ "Microphone": volume of the microphone during a phone call.

▷ "Loudspeak.": volume of the loudspeakers during a phone call.
The following volumes are only stored for the respective paired telephone: "Microphone", "Loudspeak.".

• Adjusting the volume