Mercedes-Benz EQS 2021 Operator's Manual page 545

▌Telephony operating modes overview
Depending on your equipment, the following tel-
ephony operating modes are available:
A mobile phone is connected to the multime-
R
®
dia system via Bluetooth (
/
Two mobile phones are connected with the
R
multimedia system via Bluetooth
mode) ( page 544).
/
You can use all the functions of the multi-
-
media system with both mobile phones.
%
Irrespective of this, Bluetooth
tionality can by used with any mobile phone
( page 590).
/
▌Information on telephony
The following situations can lead to the call being
disconnected while the vehicle is in motion:
there is insufficient network coverage in the
R
area
you move from one transmission/reception
R
station to another and no communication
channels are free
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
page 543).
The multimedia system supports calls in HD
®
Voice for improved speech quality. A require-
®
(two phone
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
®
audio func-
voice quality may fluctuate.
▌Connecting a mobile phone
Requirements:
Bluetooth
R
(see the manufacturer's operating instruc-
tions).
Bluetooth
R
tem (
/
®
.
®
is activated on the mobile phone
®
is activated on the multimedia sys-
page 481).
ohne
MBUX multimedia system 543
Multimedia system:
© Phone Z
4 5 5
My devices
5
Searching for a mobile phone
Connect new device.
Select
#
Authorising a mobile phone
Select a mobile phone.
#
A code is displayed in the multimedia system
and on the mobile phone.
If the codes match: confirm the code on the
#
mobile phone.
%
For older mobile phone models, enter a one
to sixteen-digit number code on the mobile
phone and on the multimedia system for
authorisation.
%
Up to 15 mobile phones can be authorised on
the multimedia system.
Authorised mobile phones are reconnected
automatically.
%
The connected mobile phone can also be
®
used as a Bluetooth audio device
( page 590).
/
Devices
5