MAIRDI is worth considering when choosing a telephone headset due to its excellent sound quality, comfortable design, and reliable performance. With clear and crisp audio, MAIRDI telephone headset ensures that calls are heard and understood with ease, which is critical for effective communication. One Headset for Multiple Devices - Switch among Landline phones, Cell phone, PC MAIRDI phone headset provides a cost-effective solution by being compatible with various devices such as landline deskphones, cell phones, and PC laptops at one time. This not only saves money but also reduces clutter on your desk and simplifies your communication needs. Previous page Experience Natural Hearing Sound The phone headset adopts 40mm speaker driver for outstanding sound quality , ideal for phone calls. Perfect for Noisy Environment Office headset with unidirectional noise canceling microphone for crystal clear voice Next page 1 HD Audio Sound Quality 2 Noise Caneling Microphone Ergonomic Design Comfort design headset ensures users can wear it for extended periods without experiencing any discomfort or pain. Adjustable headband for different headsizes, big leather ear cushion provides soft, luxurious feel against the skin, mic boom 330°rotatable enables microphone to be put on either side. What is in the box? Binaural Headset Top x1, RJ9 Connector x1, 3.5mm Jack Connector x1, User Manualx1, RJ Adapter x2 Two different RJ adapters are included in package to ensure this double ear headset will be compatible with your deskphone or IP phone. Compatibility with landline IP Deskphones The phone headset with hearing protection circuit to detect and block sudden loud sound for hearing health. With QD plug enables you to place a call on hold by simply disconnecting the headset at the QD end. It allows you to walk away from the call without having to remove the headset off. Please feel free to reach us for headset compatibility advice. Compatible with below phone models(including but not limited) Plantronics: M10, M12, M22 & MX10 Amplifiers Cisco IP Phones: 7931G, 7940, 7940G, 7941, 7941G, 7942, 7942G, 7945, 7945G, 7960, 7960G, 7961, 7961G, 7962, 7962G, 7965, 7965G, 7970, 7970G, 7971, 7971G, 7975, 7975G, 6821, 6841, 6851, 6921, 6941, 6945, 6961, 7811 7821, 7841, 7861, 8811, 8841, 8845, 8851, 8861, 8941, 8945, 8961, 9951, 9971 Avaya:1220,1230,1408,1416,1603,2400,2410,2420,4610,4620,4621,4622,4624,4625,4626,4630,5410,5420,5601,5602,5610,5620,5621,5625,6210,6408,6408+,6408D,6211,6218,6219,6220,6221,6402,6402D,6410D,M6414 Polycom: SoundPoint 300 301 335 430 450 500 (rev. E or later) 501 550 600 601 650 670 CX300 CX500 CX600 CX700 VVX300 VVX310 VVX400 VVX410 VVX500 VVX600 VVX1500 with a dedicated headset jack Nortel: M3903, M3904, M3905, M5208, M5209, M5216, M5317, M8001, M8003, T7316, T7316E, M7310, M7208, M7308, M7316, M7324, M7900, M2216 Alcatel:4004,4010,4018,4019,4020,4022,4035,4037 Yealink: SIP-T19P,SIP-T20P,SIP-T21P, SIP-T22P,SIP-T23P, SIP-T23G, SIP-T26P,SIP-T27P, SIP-T28P, SIP-T29G, SIP-T32G, SIP-T38G,SIP-T41P,SIP-T42G,SIP-T46G,SIP-T48G，SIP-T21PE2，SIP-19PE2 Snom: 320,360,370,820,870 Grandstream: GXP1200,GXP1400,GXP1405,GXP1610,GXP1625,GXP2020,XP2100,GXP2110,GXP2120,GXP2124,GXP2130,GXP2140, GXP2160