Connect the Handset and optional Headset:
To activate the headset:
1. Press 
on the phone.
The headset icon on the idle screen indicates that the headset mode is activated.
Press the line key or the Answer soft key to receive a call, the call will connect to your headset automatically.
To deactivate the headset:
1. Press 
again on the phone.
The headset icon disappears from the idle screen when the headset mode is deactivated.