Cisco IP Phone 7821, 7841, 7861, 7940, 7960, 7960G, 7961G, 7970G, 8811, 8841, 8865 ? Cisco Unified IP Phone 6945 Slimline, 6945 Standard, 7931G, 7940, 7941G, 7942G, 7945G, 7962G, 7965G, 7970G, 7971G, 7975G, 8941 Slimline, 8941 Standard, 8945 Slimline, 8945 Standard ? Cisco Unified Wireless IP Phone 7921G ? Poly EncorePro HW291N, HW301N ? Poly SupraPlus H251, H251 with Voice Tube, H251N, H261, H261N ? Poly TriStar H81, H81N ? Poly - Plantronics DuoPro H151, H151N, H161, H161N, H171, H171N, H181, H181N ? Poly - Plantronics DuoSet H141, H141N ? Poly - Plantronics Encore H101, H101N, H91, H91N ? Poly - Plantronics Entera USB HW111N-USB, HW111N-USB-M, HW121N-USB, HW121N-USB-M ? Poly - Plantronics Mirage H41, H41N ? Poly - Plantronics SupraPlus SL H351 with VoiceTube, H351N, H351N with Noise Canceling, H361 with VoiceTube, H361N with Noise Canceling |