Basic functions
57
Switching from headset to speakerphone
mode
In standard mode
n
Press and hold the key (open listening ist activated),
o
Press the key. Speakerphone mode is activated.
In US 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 listening feature in connection
with a Bluetooth headset
Page 247 because this can lead to reduced
quality depending on headset an environment.