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Vonia Dh-101a Rj Monaural Headset

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VONIA DH-101A RJ Monaural HEADSET Amplified CHIP RJ09 MUTE RJ11 EHS Support Binaural Headset for good acoustic separation. Ergonomic and Light headset design for all day comfort. Gimbaled speaker for perfect fit on all head shapes and sizes. Neodymium Speaker for loud and clear wideband sound. Adjustable Surgical Steel Headband for long term flexibility and strength. Flexible geared Bi-Metal Mic Boom for perfect mic positioning and long life. Noise cancelling Microphone Soft leatherette ear cushions for all day comfort and hygiene, Optional Sponge cushion Headsets compatible for Telephones, Dialpad and IP Phones. Available models in QD cord and without QD cord Avaya IP Compatible Headset with inbuilt EHS/Amplification. Frequency Response (speaker) 150 ~ 6000Hz Impedance (speaker) 30 ohms SPL (at 1 kHz, 1 Vrms) 110 dB Microphone Type Unidirectional Noise Cancelling YES Frequency Response (microphone) 80 ~ 6000Hz Impedance (microphone) 2.2 K Ohms Compatibility Avaya IP Phones