・Built-in 5.0 chip,easy to support all kinds of audio equipment ・No driver,plug and play,with power supply cable,keep playing music ・Support U disk and TF card playback,low transmission delay ・2-in-1 design,receive/transmit mode ・Connect to TV 3.5mm audio interface or RCA audio output ・Transmit the sound to the earphones via Bluetooth,watch the movie late at night without worrying about disturbing the family ・The key control is simple and convenient,one key switch mode,reduce the cumbersome operation ・Support play/pause/cut song/volume/mode switching Specification: ・Size:8*5.5*2cm ・Material:ABS ・Bluetooth-compatible:BT 5.0 ・Distance:10M ・Working power:DC5V (1-2.1A) ・Compatible:All Bluetooth-compatible audio devices,support A2DP/AVRCP/HFP protocol ・Function:TF,U disk,hands-free calling,NFC connection,Bluetooth-compatible audio receiving and transmitting Package included: ・1xNFC Bluetooth-compatible Adapter ・1x3.5mm to RCA Cable ・1x3.5mm Audio Cable ・1xUSB Power Cable ・1xEnglish and Chinese Manual