The Plantronics APC-82 Electronic Hook Switch connects your phone to your Plantronics headset, enabling you to answer and end calls using the headset call control button.
Compatible with the following headsets:
CS500 Series: CS510, CS520, CS530, CS540, and all -XD variants
Savi 700 Series: W710, W720, W730, W730, W740, W745 and all -M variants
Savi 8200 Series: W8210, W8220 and all -M variants
Compatible with the following phones:
Cisco 8941, 8945, 8945G, 8946, 8965, 8965G
Cisco Electronic Hookswitch Setup:
Cisco Phone Firmware version is 9.4.1
Enable “E-Hookswitch connected” under Preferences menu. This is on the phone not the server.