Topcom Butler Outdoor 2000
3.6 Internal call transfer
When you want to transfer an external call to another handset:
1.During a conversation, press INT
2. Select the number of the internal handset, the external caller is put on hold.
3.When the other handset picks up, press 
to hang up and transfer the call.
If the internal corespondent does not
3.7 Conference Call
Only possible when more then one handset are registered to the base!!
You can converse simultaneously with an internal correspondent and an external correspondent.
When you are on line with an external correspondent:
1.Press INT
2. Enter the number of the internal handset that you want to call
3.When the internal correspondent picks- up, press and hold #
4.If the internal correspondent does not answer, press INT again to reconnect to the external correspondent
3.8 Handsfree mode
You can speak with your correspondent without picking up the handset. To activate or
deactivate the handsfree mode, press the 
key during a call. To adjust the volume, See 4.3 “Speaker volume during call” on page 12.
3.9 Display of call duration
The call duration is displayed after 15 seconds, in minutes - seconds. At the end of each call, the total call duration is displayed for 5 seconds.
3.10 Microphone mute
It is possible to mute the microphone during a conversation.
Press 
during the conversation, the microphone is then deactivated, you can talk freely without being heard by the calling party.
“MUTE” is displayed. Press 
again to return to normal mode.
3.11 Pause Key
When dialling a number you can add a pause between two digits by pressing the redail 
key.
3.12 Caller Identification
Caller identification is only available if you have subscribed to this service with your telephone operator.
When you receive an external call, the callers number will appear on the display as the telephone rings.
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