Wide band audio headset with rj9 HIS adapter work well Avaya 9600, 1600 and J100 series IP telephones. | Clear call quality, perfect sound volume moderate and comfortable. Noise canceling microphone with flexible microphone boom 330 degree rotation, wide band audio quality perfect work with you all day. | Fit any head size, adjustable headband. Comfortable and reliability. One more spare soft leatherette ear cushion in package. HIS adapter quick disconnect and RJ9 headset connector at one end. | Offer 2 year warranty against manufacturer defect and workmanship. | Compatible with Avaya IP Phones 1608, 1616, 9608, 9608G, 9611, 9611G, 9620, 9620C, 9620L, 9621, 9621G, 9630, 9630G, 9640, 9640G, 9641, 9641G, 9650, 9650C, 9670, 9670G, J139, J159, J169, J179, J189

CONNECTION: Convert your exist headsets with Quick Disconnect (QD) like pictured. The adapter connections from headset QD directly into the USB port on Computer, Laptop, Softphone and more | IN-LINE FUNCTION: This adapter includes in-line speaker mute unmute volume control and microphone mute unmute button. | LENGTH: Straight cable length up to 5 feet cable. | COMPATIBILITY: Compatible with Plantronics quick disconnect or same style QD like photo. | INSTALLATION: Plug-and-play USB interface, no need driver.

High Quality Sound: Built in HD sound audio and Acoustic Shock Protection ensure the caller and responder can hear clearly. Advanced PCB circuit technology remove sudden loud sounds or tones to greatly protect the user hearing. | Noise-Canceling Microphone: These headsets with anti-static shock protection microphone effectively reduce unwanted background noise and are ideal in crowded and noisy. | Ergonomic and Comfortable: The headset lightweights and durable is a good choice for call centers, telemarketers, and SOHO. With breathable ear cushions and flexible headband for hours of comfortable. | Professional telephone headset: adjustable headband fit any head size. Ideal for who prefer to leave one ear open, for Call Center Service, Telephone Counseling Services, Insurance, Hospitals, Banks ect. | Compatibility: Compatible with Polycom VVX Series, CX Series and Soundpoint Series, Allworx, Mitel 5320 5320e 5330 5330e... ShoreTel 420 480 480g 485g... Avaya digital + more desk phones listed in description.

Perfect wide range sound quality and noise-canceling microphone over ear headphones hands free headset for analog IP Business phone. Acoustic shock protection to protect your hearing. | Quick Disconnect RJ9 Head set cord included. Over-the-head Binaural and Monaural versions optional. It is your ideal office phone headset. | Combine light weight with superior HD voice sound quality and outstanding wearing comfortable and reliability. Adjustable headband to fit any head size. Soft leather ear cushion (one more soft foam) for optional. | Stylish plastic mic arm 330 degree rotation for crystal-clear voice transmission and optimal comfort, enhance noise cancelling technology for business and contact center professional. | Work with the specific phone models listed, if can not find your phone model here, please don’t hesitate to Click to the seller iAmoy on the product page for one to one compatibility guide or recommendations.
Offer two years warranty.

U10P U10-P headset adapter polaris cable quick disconnect to RJ9 plug, alternative to plantronics U10P adapter 27190-01 cable, works with all phones listed below in description | Length: The coiled cable length 80cm (no stretched) | Durable and strong, but it's a little bit heavy, net weight 51g. | One end is quick disconnect compatible with Plantronics, the other is RJ9 connector for telephones. | Only compatible with some specific phone models listed in description, if your phone model is not listed please contact us before you order.