Basic functions
61
Step by Step
Switching from headset to speaker-
phone mode
In standard mode
n Press and hold the key (open listening ist activated),
o Press the key. Speakerphone mode is activated.
In U.S. mode
n Press the key
o Press the key. Speakerphone mode is activated.
Open listening
People present in the room can silently monitor your
call. Let the other party know that you have turned on
the loudspeaker.
Prerequisite: You are conducting a call via the handset.
Activating
n Press the key shown.
Deactivating
n Press the lit key.
Switching to speakerphone mode
n \ Hold down the lit key and replace the handset.
It is not recommended to activate the open lis-
tening feature in connection with a Bluetooth
headset  page 248 because this can lead to re-
duced quality depending on headset an environ-
ment.
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