Using HFT

HFT Buttons

(Pick-up) button: Press to go directly to the Phone screen, or to answer an incoming call.
(Hang-up) button: Press to end a call.
Selector knob: Rotate left or right to scroll through the available choices. Press to set your selection.

HFT Status Display

The audio display notifies you when there is an incoming call.
The information that appears on the audio display varies between phone models.