LENOVO 100 USB Stereo Headset Product Description Lenovo 100 Stereo USB Headset is perfect blend of on-ear business-ready stereo USB Headset with rotatable boom microphone and passive noise cancellation for clear audio for VoIP calls. It works with all leading Unified Communication and Operating System platforms while certified to Google's Work With Chromebook. It is light-weighted for all-day wear with comfortability leather and memory-form earcups. With 30 mm drivers with neodymium magnets, it delivers great audio for VoIP calls as well as for music. Adjustable Headband and Boom microphone allows either left-side or right-side wearing. You'll have easy USB-A plug-and-play connectivity and robust 1.8m cord. This product works with devices capable of running the latest version of Chrome OS and has been certified to meet Google's compatibility standards. Google is not responsible for the operation of this product or its compliance with safety requirements. Chromebook and the Works With Chromebook badge are trademarks of Google LLC. Top Features Plug and Play with USB-A Rotatable Boom Microphone for either right- or left-side wearing Leather and Memory-form earcups for all-day comfort 1.8m cable length OS independent compatible while certified to WWCB Warranty 1 Year Packed Weight 308g/0.68lb Packed Dimensions (L x D x H) 198x187x73 mm (7.80x7.36x2.87 inch) Package Type Brown Box Shipment Group Lenovo 100 Stereo USB Headset Warranty Poster Product Weight 137g/0.30lb Agency Approvals CB, FCC,ICES, CE, RCM, VCCI, BSMI KCC, EAC Color Black Distortion <3% Sensitivity 116+/-3 dB at 1KHz/0.179V Impedance 32Ohm Frequency Range 20~20KHz Driver 30mm Microphone Directional Audio Input USB2.0 RMS Power 20mW Cable Length/Type 1.8m Power Requirement 50mA Connectivity USB2.0 Type A