Connectivity Technology:WiredSound Mode:StereoMinimum Frequency Response:20 HzMaximum Frequency Response:20 kHzSound Pressure Level:115 dBEarpiece Design:Over-the-headEarpiece Type:BinauralMicrophone Design:Boom/On-cableMicrophone Technology:Noise CancellingHost Interface:USB,Mini-phone (3.5mm)Color:Black,WhiteForm Factor:Supra-auralWeight (Approximate):3.42 ozCountry of Origin:China