Getting started
Adding a corded headset
You can use this telephone handsfree when you install any industry-standard
2.5mm corded telephone headset (purchased separately). For best results,
use an AT&T 2.5mm corded headset. To purchase a headset, visit our website
www.telephones.att.com
at
1 (866) 288-4268
dial
To add a corded headset to the deskset
Plug a 2.5 mm headset into
the HEADSET (
the side of the deskset.
L4
L3/4
L2
L1/2
NOTE: The HEADSET button on the deskset controls only the corded headset. For
more details on the operation of the cordless headset, refer to the user's manual of the
cordless headset.
, or call
.
Side view of the deskset
) jack on
1 (800) 222-3111
20
. In Canada,