Sennheiser AV 04 Ehs for Avaya phones - Black

Sennheiser AV 04EHS for Avaya 1400, 1600, 9400, 9500 and 9600 series phones An EHS allows you to answer and end calls from anywhere in your office when you are wearing your wireless headset. When a call comes in you'll hear a beep in your ear, and you can answer your call by pressing the multifunction call control button on your headset. End calls by pressing the same button again. Connecting this cable to your telephone gives you a totally electronic call control, without the need for a mechanical handset lifter. Compatible with the Sennheiser DW Office series.