The JPL EHS-15 Avaya Adapter Cord electronically connects your DECT headset base to your telephone. It enables remote operation, answer/end calls, for wireless headset use with various phones, eliminating the need for a mechanical handset lifter. For use with Avaya 2420, 4610, 4620, 4621, 4622, 4625, 4630, 5420, 5610, 5620, 5621, 5625, 4610SW, 4620SW, 4621SW, 4622SW, 4625SW and 4630SW, phone models. JPL EHS-15 Avaya Adapter Cord Compatible with Avaya 2420, 4610, 4620, 4621, 4622, 4625, 4630, 5420, 5610, 5620, 5621, 5625, 4610SW, 4620SW, 4621SW, 4622SW, 4625SW and 4630SW, phone models Enables remote operation, answer/end calls Eliminates the need for a mechanical handset lifter Suitable for wireless headset use with various phones Connection: RJ-45 to RJ-12 Colour: Black