Product features:<br />1. Plug and play， AUX IN support.<br />2. Support automatic search for Bluetooth devices to connect.<br />3. Built-in AEC echo cancellation and noise reduction circuit， excellent stereo sound more clean.<br />4. Automatic memory function connected， easier to work， more convenient.<br />5. Easy connection， no need for APP and drivers.<br />6. Support mode for stereo audio transmitter.<br />7. Turn on the TV， computer with bluetooth funtion.<br /><br />Product Parameters:<br />1. Model: B5<br />2. Product Type: wireless audio transmitter<br />3. Chip: ASR8670<br />4. Supported Protocol: A2DP， AVRCP， HFP<br />5. Bluetooth Range: greater than 10M (space space)<br />6. Work Current: about 100ma<br />7. Charging: Micro USB 5 V / 0.5A<br />8. Input: 3.5 mm stereo audio port (jack hole)<br />9. Compatibility: bluetooth devices like bluetooth headsets<br />10.Size: about 127X82X28mm <br /><br />Packing list:<br />1xBluetooth transmitter<br />1xAntenna<br />1x3.5 MM Audio Cable<br />1xProduct Manual