Mercedes-Benz V-Class 2021 Owner's Manual page 217

214 MBUX multimedia system
the SIM card used is not compatible with the
R
network available
a mobile phone with "Twincard" is logged into
R
the network with the second SIM card at the
same time
The multimedia system supports calls in HD
®
Voice for improved speech quality. A require‐
ment for this is that the mobile phone and the
mobile phone network provider of the person you
are calling support HD Voice
Depending on the quality of the connection, the
voice quality may fluctuate.
Further information can be obtained from a
Mercedes-Benz service centre or at: https://
www.mercedes-benz-mobile.com/
Telephone menu overview
1
®
Bluetooth device name of the currently con‐
nected mobile phone/the mobile phones
2
Bluetooth ® device name of the currently con‐
nected mobile phone/the mobile phones
(two phone mode)
3
Battery status of the connected mobile
phone
4
Signal strength of the mobile phone network
5
Options
6
Device manager
7
Messages
8
Numerical pad
9
Contact search
®
.
Telephony operating modes overview
Depending on the equipment, the following tele‐
phone operating modes are available:
One mobile phone is connected to the multi‐
R
media system via Bluetooth
Two mobile phones are connected with the
R
multimedia system via Bluetooth
mode).
You can use all the functions of the multi‐
-
media system with the mobile phone in
the foreground.
You can receive incoming calls and mes‐
-
sages with the mobile phone in the back‐
ground.
®
.
®
(two phone