User Guide EN User guide

27BusinessPhone – Dialog 4220 Lite / Dialog 3210
During Calls
During Calls
The BusinessPhone Communication Platform allows you to handle
calls in many different ways. You can monitor calls, mute the
microphones, make an inquiry, transfer the call, create a
conference or put the call on hold to perform other tasks.
Group Listening
Note: Dialog 4220 Lite only.
You have an ongoing conversation via the handset.
 Press to switch the loudspeaker on or off.
When the lamp lights, the loudspeaker monitors the call.