Poly Electronic Hook Switch Cable for remote desk phone call control (answer/end). The EHS cable sends a ringer alert signal to the headset anytime the phone rings, anywhere within a headset's wireless range, allowing you to move freely throughout the office without missing a call

Product Variant Models:

APS-11 - Siemens/ Aastra
APT-31 - Avaya Gmbh (Tenovis)
APC-42 - Cisco
APP-51 - Polycom
APV-66 - Avaya (EU24)
APV-63 -Avaya
APA-23 - Alcatel
APU-71 - Avaya (Nortel)/ Cisco
APC-45 - Cisco (SPA)
APD-80
APU-75 - PC

Features:

This cable eliminates the need for a HL10 Handset Lifter
Connects to RJ45 port of charging base - opposite end connects to your phone (except APU-75 which connects to PC via USB port)
The EHS cable sends a ringer alert signal to the headset anytime the phone rings, anywhere within a headset's wireless range, allowing you to move freely throughout the office without missing a call
Upon hearing the signal, the headset wearer presses the call control talk button on the headset to answer the call remotely
To end a call, press the call control button on the headset - the phone will go off and on-hook electronically
No desktop footprint
Not interchangeable with other cords
Works only with desk phones supporting this function (please check compatibility guide) except APU-75 which works with PCs
Two-year warranty

Poly Electronic Hook Switch (EHS) for CS500 & Savi 700 Series