Electronic Hook Switches (EHS) communicate electronically with your phone giving your wireless headset answer/end and ring alerts remotely. The use of an EHS cable eliminates the need for an HL10 handset lifter. (Formerly 38633-01 - APV-65)
For use with Plantronics wireless headset models: CS500 Series (CS510, CS520, CS530, CS540), Savi Office (WO100, WO200, WO300, WO350), Savi 700 Series (W710, W720, W730, W730M, W740, W740M, W745)
Compatible with Avaya phone models: 2420, 4610SW, 4620SW, 4610, 4620, 4621SW, 4622SW, 4625SW, 4630SW, 5420, 5610, 5620
Click on the Hook Switch guide below for compatibility information with your phone.