RJ45 Headset Phone with Microphone Noise Cancelling & Quick Disconnect Cable, Mono Landline Headphones Compatible Siemens Unify OpenStage 30 40 60 80 Mitel/Aastra 5370 6773 6867i Phones

RJ45 telephone headset: not for smartphone and computer: landline telephone headsets only work with some certain phone models with RJ45 headset jack from Mitel/Aastra 5370 IP, 5380 IP, 7444 IP, 6771, 6775, 6773 IP, 6775. IP, 686 5i, 6867i, 6869i, Siemens/Unify OpenStage 30 (T/G), OpenStage 40 (T/G), OpenStage 60 (T/G), OpenStage 80 (T/G), Unify OpenScape CP200, CP205, CP400, CP600E, IP 35G Eco, IP 55G, Innovaph. one IP230 IPIP240. Please see compatible phone list in the description. Crystal clear chat: broadband sound RJ45 landline phone headset with noise-cancelling microphone for crystal clear conversations, acoustic shock protection (ASP) to protect your hearing. Comfortable headset and quick disconnect cable: ultra-light phone headphones with adjustable headband for all head sizes, high-quality and super soft ear pads increase comfort all day. The Quick Disconnect (QD, Quick Disconnect) feature allows you to move away from the desk without removing the headset. Ultra durable: precise design, high-quality plastics, unibody headband construction, flexible headband microphone make this office phone headphones more robust and durable. 2 YEAR WARRANTY: 45-days money back and 24-month warranty. Ideal for call center, home office, business, conference calls, telemarketing. ONLY COMPATIBLE WITH SOME SPECIFIC PHONE MODELS WITH RJ45 HEADSET SOCKET LISTED IN THE DESCRIPTION. For other phones, please contact us for compatibility instructions.