Plantronics APV-6B Electronic Hook Switch (EHS) cable for Avaya Phones - communicates electronically with the phone, eliminating the need for the HL10 lifter, allowing you to remotely answer and end your calls without having to be at your phone. Use with the Plantronics "CS" Series Wireless headsets (CS50, CS55, CS70, CS351N, CS361N) Important: This cable is NOT compatible with the new Savi CS540, CS510, CS520, you will need the APV-63 or APV-66 EHS cable, depending on which Avaya phone model you have. 2420, 4610, 4610SW, 4620, 4620SW, 4621, 4621SW, 4622, 4622SW, 4625, 4625SW, 4630SW, 5420, 5610, 5620, 5621 Electronic Hook Switch- communicates electronically with the phone, eliminating the need for a HL10 lifter. Buyer is responsible for paying any governmental taxes imposed on your purc.
eBay