Poly APD-80 - electronic hook switch adapter for headset

Remotely control (answer/end) calls on your phone with the Plantronics APD-80 Electronic Hook Switch Adapter. This EHS cable enables convenient and flexible call management through the headset. It is compatible with Grandstream GXP 2124 phone and Plantronics CS510, CS520, CS530, CS540, Savi W710 and other headset models.