Headset Buddy 2.5mm Headset to RJ9/RJ10/RJ22 VoIP Phone Adapter (PH25-RJ9x)

Color:Universal 2.5mm This amazing adapter switch converts the standard 2.5mm headset to a standard RJ9, RJ10, or RJ22 handset plug, allowing you to use your favorite headset with your IP phone. Once you plug the headset into our adapter switch, and the adapter into the designated headset jack of your phone, you will need to move the switch setting selector up or down until you get optimal sound for the phone you are using. The adapter switch is approximately thirteen inches long. COMPATIBILITY This list is not all inclusive. Please look up the specifications on your specific phone to see if it has a RJ9, RJ10, or RJ22 handset jack. Not compatible with Polycom phones Aastra/Packet8/8x8 480e, 480i, 53i, 55i, 57i, 57iCT, 6753i, 6755i, 6757i, 9112i, 9133i, 9143i, 9480i Avaya 4600 Series IP – 2420, 4610SW, 4612, 4620SW, 5610SW Cisco: 69xx, 79xx, 89xx, 9951, 9971, 12VIP, 30VIP, CTS 500 GE Model 2-9451 Inter-Tel 8520, 8560, 8600, 8620, 8660, 8662, 8690 Lucent 8410D Mitel IP 4015, 4025, 4125, 4150 5000 series, 5140, 5200 serie 5312, 5324, 5340, 5550 Norstar T7316E, M3904 Nortel IP 1120E IP, 1140E IP, 1150E IP, i2002, i2004, 1230 Nortel Meridian Norstar Northern Telecom: T7316, T7316E, M7310, M7208, M7308, M7316, M7324, M7900, M2216, M3903, M3904, M3905, M5208, M5209, M5216, M5317, M8001, M8003, SL100, model NTZK23AA, AB: (M2216):ACDI Shoretel ShorePhone IP models: IP100, IP212K, IP230, IP530 Siemens Optipoint 420 Standard, Optiset E Advance, Advance Plus + Headset Adapter, Comfort 300E + Headset Adapter, Comfort F300E, Optipoint 410, Optipoint 500, Office, Optipoint 600 Talkswitch IP Phone, TS-600 Toshiba: Strata CIX, DP5022-SD, DP5023-SD, DP5018-S, DP5000-series, DKT 3000 series (Requires Toshiba BHEU adapter sold by Toshiba) 3COM 3102, 3103