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5
Getting started
VOLUME /
Press the volume keys on the side
of the headset base to adjust the
speaking volume while on a call
(page 32).
LIFTER AUDIO ADJUST
Switch to choose the best headset
audio quality when using LIFTER
MODE. See page 17 of this manual or
the handset lifter user's manual for
more information. You can download
the manual at
www.telephones.att.com.
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 (page 11).