Headset Buddy adapters are not compatible with all communication devices. For more information, please visit www.theheadsetbuddy.com.
Only compatible with Cisco and Ativa phones. Will not work with Polycom, Aastra, Nortel, and most other phones. Will not work with Cisco handset plug.
Tested with the headset jack on the following Cisco telephone models:
6921, 6941, 6961, 7931G, 7940, 7941G, 7942G, 7945G, 7960, 7961, 7961G, 7962G, 7965G, 7970, 7971, 7971G, 7975, 7975G, 7985, 7985G, 8941, 8945, 8945G, 8961, 8961, 9951, 9971, 12VIP, 30VIP, CTS 500
Does NOT work on the following Cisco models:
7902, 7905, 7910, 7911, 7912, 7920, 7921
