HANDSET - Quick Reference Guide
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Use the rotary control to
increase or decrease the
volume of the incoming call. The
volume level is displayed on the
screen, lower right corner.
Press this button to engage
the extra amplification. The
BOOST button turns red when
Boost function is active.
For more details on the Boost
function, see page 16.
!
During a call, press to activate
handset speakerphone. Press
again to switch back to earpiece.
When in speakerphone mode,
the speakerphone icon is
displayed on the screen (to the
left of the battery icon), and the
speakerphone button lights up
red.
This button allows you to
access your XLC3.4+'s list of
saved names and numbers. See
page 21.
This button allows you to make
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