AASTRA 4425 IP Vision for BusinessPhone User Guide - Manual (Page 43)

43 BusinessPhone – Dialog 4425 IP Vision
During Calls
Mute
You have an ongoing conversation. É
Press to switch the microphone on or off.
When the lamp lights, the caller will not be able to hear the
conversation in your room.
Inquiry
During an ongoing conversation you would like to make an inquiry
to an internal or external party.
Line
Х Ф
Press
The first call is put on hold. Enter the number of the person you
would like to ask. z
Enter the number of the third party.
When the third party answers, you can switch between the calls,
create a conference or end one of the calls.
Refer back
You can switch between the connected parties:
Line
Х Ф 2
Switch between calls.
Line
Х Ф 1
Press to terminate.