It will then search and automatically pair with a Stereo Bluetooth headset. Once paired, the nice stereo music plays wireless on your ears. It is like a breeze to use, no software setup. The rechargeable battery makes your day with continuous playing. Perfect for travel entertainment or as an add-on for your home entertainment system. FEATURES Connect to your Stereo audio source via audio jack Automatically paired with Stereo Bluetooth headset Rechargeable battery lasts more than 8 hours play Easy plug, auto connect, use like a breeze No software set up needed. SPECIFICATION Standards Bluetooth specification V1.2 compliant. Bluetooth A2DP profile (AV Profile) Frequency Band 2402 ~ 2480 MHz Tx Power 0.25 ~ 2.5mW (Bluetooth Power Class II) Rx Sensitivity < -80dBm (BER 0.1%) Distance > 10m (open space) Audio Connector Audio Stereo jack 3.5MM Audio Streaming Format SBC 48.000kHz Audio Frequency Range 20Hz ~ 22kHz Audio S/N > 85dB Audio THD < -83dB Audio Output Power > 20mWrms Battery Life 500mA Music play : > 8 hrs Power supply Supply by integrated Polymer rechargeable battery Operation >8hrs. Physical Specification: 75mm(H)x26mm(W)x14.5mm(D) Environmental Range: Operating temperature:-10 ~ +50°C Humidity: Relative humidity 0 ~ 95% Certifications: FCC, CE, BQB, BSMI,TELEC USER INTERFACE SPEC Audio input jack 3.5mm female audio stereo jack Power Switch Power on/off Power charge connector 0.8mm DC in connector/5V input LED1 (Discovery: Blue steady on, Paired : Blue blinking LED2 Power low: Red blinking LED3 (Charging : steady on red ORDERING INFO BSET201 BSH201 and BUD200 in package BSET202 BSH202 and BUD200 in package BSH201 Bluetooth Stereo Headset BSH202 Bluetooth Stereo Headset BSH203 Bluetooth Stereo Headset with Mic supports AV and HS/HF profiles BUD200 Bluetooth USB Audio Dongle as transmitter BSR202 Bluetooth receiver with MIC supports AV and HS/HF profiles BSM202 Bluetooth transmitter with Audio in, Bluetooth out supports AV profile Other Bluetooth Products UBT2K Bluetooth USB Dongle for PC/NB, new model UBT1K Bluetooth USB dongle for PC/NB...