AT&T DECT TL91278 - Manual (Page 38)

Telephone operation
33
Options while on calls
Volume control
To adjust the listening volume on a handset:
Press DIR / CID to adjust the listening to adjust the listening
volume when on a call. Each press of the button
increases or decreases the volume level by one
increment.
NOTES:
1. Handset and speakerphone volume settings are independent.
2. When the volume reaches the minimum or maximum setting,
you will hear two beeps.
Multiple handset use (not available on model
TL91178)
You can conference with another system handset
while you are on a
HOME or CELLULAR call.
However, you cannot conference between a
HOME call and a CELLULAR call. You can use a
You can use a
maximum of two handsets on an outside call.
If a handset is already on a HOME call and you
would like to join the call, press HOME/
FLASH
or
SPEAKER on another system handset.
-OR-
If a handset is already on a
CELLULAR call and
you would like to join the call, press CELLULAR
on another system handset
Press OFF
/CLEAR
or place the handset in the
telephone base or charger to end the call. The call
is not terminated until all handsets hang up.
Volume
control
NOTE: You can use
a maximum of four
handsets at a time.
When two handsets
are used on either
the
HOME or
CELLULAR call, the
other two system
handsets can be
used for a call on
the line that is not in
use.