AT&T® CL2909 Single Line Desk Speakerphone with caller ID/call waitingReliable, corded operation eliminates the search for a misplaced cordless handset, while sturdy construction ensures long lasting performance. Clean design makes it an easy fit on any counter or wall. Allows you to view the name, number, time and date of incoming calls at a glance, even those on call waiting. Allow you to speak and listen without holding the handset. This leaves your hands free to do other things and lets more people in on the