AT&T TL7612 - Manual (Page 7)

5
VOLUME /
Press the volume keys on the side of
the headset base to adjust the speaking
volume while on a call.
LIFTER AUDIO ADJUST
Switch to choose the best headset audio
quality when using
LIFTER MODE.
Quick reference guide - headset base
MODE
Press to choose between
NO LIFTER MODE or LIFTER MODE
when the headset is not in use. The
corresponding light turns on.