Electronic Hook Switch- communicates electronically with the phone, eliminating the need for a conventional mechanical HL10 lifter.
The EHS adapter is unique to a specific Telephone application & Wireless product
APV-66 is designed for Plantronics Wireless Savi and new CS500 series products.
Supported Phones Avaya (EU24)
2420, 4610, 4610SW, 4620, 4620SW, 4621, 4621SW, 4622, 4622SW, 4625, 4625SW, 4630, 4630SW, 5420, 5610, 5620, 5621