User guide

During Calls
Dialog 4422 IP Office40
During Calls
Group Listening (loudspeaking)
This function lets other people in your room listen to your phone
conversation. You speak in the handset while the other party´s
voice is heard on the loudspeaker.
During an ongoing conversation:
 Press to switch between loudspeaker and handset.
When the key lamp is on, the other party´s voice is heard on the
loudspeaker.
Note: You can adjust the volume, See section “Settings” on
page 67.
Mute
É Press to switch the microphone on or off.
When the lamp is on, the person on the line cannot hear what is
being said in your room.