Voistek A2H20DHS Dual Ear Call Center Telephone Headset with Noise Canceling Microphone + Quick Disconnect + Volume Mute Controls for Nortel Nec Mitel Aastra Siemens GE 3Com Toshiba InterTel Sprint Talkswitch ShoreTel Iwatsu Packet8 ESI Allworx Office IP Phones

COMPATIBLE PHONE LIST: DO NOT BUY IF YOU CAN NOT FIND YOUR PHONE MODEL IN LIST
Northern Telecom (Nortel): 1120E IP, 1140E IP, 1150E IP, i2002 (ip2002), i2004 (ip2004), 2465, 2564, M3903, M3904, M3905, M7208, T7208, M7308, M7310, M7316, T7316, T7316E, M7324, M7900, M8001, M8003, M9516, M9009, NT8B20, NT8B30, NT8B40, NT8B50, NTZK23AA, AB: (M2216):ACDI, Vista Powertouch 480, 480e, 480i NEC: Electra Elite IPK Dterm Series E models DTU-8, DTU-8D, DTU-16, DTU-16D, DTU-32, DTU-32D, DTP-8, DTP-8D, DTP-16, DTP-16D, DTP-32, DTP-32DDT700, DT730, DT750, DT300, DT310, DT330; Dterm Series i; Aspire , DSX, ETJ, ETZ Series Mitel: SuperSet 4000 Series models 4015, 4025, 4125, 4150 (rev G or newer); IP Phone: models 5010, 5020, 5040, 5055, 5140, 5201, 5205, 5207, 5210, 5212, 5215, 5220, 5224, 5230, 5235, 5240, 5250, 5312, 5324, 5330, 5340, 5550 Aastra: 480e, 480i, 53i, 55i, 57i, 57iCT, 5370, 5370i, 5380, 5380i, 6739i, 6753i, 6755i, 6757i, 6757i CT, 6771, 6773, 6773ip, 6775, 6775ip, 7434ip, 7446ip, 9112i, 9133i, 9143i, 9480i Siemens: Optiset E (CA or HA Option Module) GE: Model 2-9451 3Com: Model 3102, 3103 Toshiba: DKT 3001, 3010S, 3020S, 3020SD, 3014SDL, Strata CIX, DP5022-SD, DP5023-SD, DP5018-S, DP5000-series (note: DKT3000 series phones require Toshiba "BHEU ADAPTER" (sold by Toshiba) Inter-Tel: 8520, 8560, 8600, 8620, 8660, 8662, 8690 Encore ECX 1000 and ECX 2000 Sprint: Protoge models: 475716, 475718 Talkswitch: Model TS-600 ShoreTel: IP100, IP212K, IP230, IP265, IP530, IP560, IP560G, IP565G, 565, 565G Iwatsu: IX-5800, IX-5810, IX-5900, IX-5910, IX-5930 IX 12KTD-3 and IX 24KTD-3 Packet8 (8x8): 6753i, 6755i, 6757i, 53i, 55i, 57i ESI: 48-Key IP Phone, 48-Key Digital Phone, 40D,, 40IP, 60D, 60IP Allworx: IP 9112, 9204, 9212, 9222, 9224 IP Phones