Aastra DT690 User Manual page 140

DT690
To end the call, press the headset button or No on the telephone.
23.9.3 Volume/Mute Control
Adjust the Volume during a Call
Depending on the Bluetooth headset, it is possible to adjust the volume on
the headset:
Press the upper Volume button on the upper left side to increase the volume
and the lower Volume button to decrease the volume in the headset.
Turn the microphone On/Off during a Call
Mute the headset and the telephone with the Mute button on the telephone.
Messaging
The Bluetooth headset beeps when a text message is received.
23.9.4 Transferring a call
Transfer a call to the telephone
To transfer a call to the telephone from the Bluetooth headset:
1. Step with the navigation key to the Ongoing call menu.
2. Select Audio transfer and press More.
3. Select To phone and press Select.
Transfer a call to the Bluetooth headset
To transfer the call to the Bluetooth headset:
1. Step with the navigation key to the Ongoing call menu.
2. Select Audio transfer and press More.
3. Select the headset and press Select.
23.9.5 Switching to a headset with cord
If a headset with a cord is connected during a call, the call is automatically
transferred to the headset.
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It is also possible to transfer a call to the Bluetooth headset by pressing
the button on the Bluetooth headset.
1424-EN/LZT 103 090 Uen A1 2008-10-24