AT&T CL2909 User Manual

Getting started
9
Data port
If you want to connect another device (such as a modem or fax machine) to
the wall jack, use the jack on the telephone labeled DATA. A call picked up at
another extension connected with the same line may interrupt a fax, modem
or message transmission.
DATA
TEL
Data port

AT&T CL2909 Specifications

General

Auto	-
Caller ID	Yes
Device type	Telephone
Product color	White
Redial list capacity	1
Power source type	Battery
Connectivity technology	Wired