The CEHS-AV 01 electronic hookswitch connects any Sennheiser wireless office headset to certain Avaya phone models (see below), allowing for remote answering and ending of calls without the use of a handset lifter. Call us at 1-800-HEADSETS (1-800-432-3738) to check for compatibility with your phone.

Compatible Avaya phone models:
1603, 1608, 1616, 9610, 9620, 9640, 9650, 9670, and all IP and IPT versions of above models