AASTRA 4225 Vision for MX-ONE (TSE) User Guide EN - Manual (Page 51)

51 Dialog 4223 Professional/Dialog 4225 Vision
During Calls
Handsfree
 d
Press and replace the handset.
Handsfree conversation.
í
Press to end the call.
From handsfree to handset
u
Lift the handset.
Conversation via the handset.
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 near to your phone.
Inquiry
You have a voice connection on Line 1 and want to make an Inquiry to
an internal or external party.
Inquiry
Ô
Press.
The first party is put on hold (Line 1 flashes slowly).
Note: You can also press Line 2.
z
Call the third party.
When the other party answers, you can switch between the calls (Refer
Back), Transfer the call, create a Conference or end one of the calls.
í
Press to end the Inquiry call.
The third party is disconnected.
Line 1
Ц Ф
Press to return to the first call.