Brand N/A Model S1 Quantity 1 Color Black Material ABS Bluetooth Standard V3.0 Operation Range 10 m Suitable Device Cellphone Tablet PC computer BQB Certification No Supports System Windows 2000/XP/Vista/7 USB Standard USB 2.0 Other Features Power standards: Class 2; Bandwidth: 2.1GHz (2.402~2.483.5MHz); Tarnsmitting sensitivity: about 2dBm; Receiving sensitivity: -85dBm; Audio output interface: 3.5mm; DAC SNR: 98dB; LED indicator: Power / Match code / charging; Continuous use time: 12 hours; Operating current: 15~17mA Packing List 1 x Receiver 1 x Audio cable (100cm) 1 x USB charging cable (35cm) 1 x English manual