AT&T DAL75111 - Options While on Calls; Handset Speakerphone; Volume Control; Mute

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Telephone operation
Options while on calls
Handset speakerphone
During a call, press to switch between the speakerphone and normal handset
use.
Press OFF/CANCEL, or return the handset to the telephone base or charger to
hang up.
Volume control
While on a call or message playback, you can adjust the listening volume on the
handset or telephone base.
If it is a cell call and the volume is too loud, too quiet or drops out, try changing
the volume on your cell phone. On some cell phones, changing the volume
on the cell phone aects your cell call volume on the DAL75111/DAL75121/
DAL75211/DAL75221/DAL75311/DAL75321/DAL75411/DAL75421/GL2113-1/
GL2113-2/GL2113-3/GL2113-4/GL2113-11/GL2113-21/GL2113-31/GL2113-41
handsets.
To adjust the listening volume of a handset:
f Press VOLUME or VOLUME on the handset while on a call.
To adjust the listening volume of the telephone base:
f Press VOLUME or VOLUME while listening to the message playback on
the telephone base.
Mute
Use the mute function to turn o the microphone. You can hear the caller, but
the caller cannot hear you.
To mute a call:
f While on a call, press MUTE/DELETE on the handset. The handset displays
Muted until the mute function is turned o.
To end mute a call:
f Press MUTE/DELETE on the handset again and resume speaking. The handset
briey displays Microphone on.
Mute is automatically canceled when you end the call.