Mini USB bluetooth Audio Adapter Wireless bluetooth Music Adapter Car Kits

Specification: Voltage DC 5V Operating power 0.3W Max. Transmission distance 10m Bluetooteh version V3.0 Channel Vertical channel Working frequency 2.4GHZ Description: 1.USB audio adapter could upgrate the ordinary stereo to bluetooth stereo,you could connect your phone and stereo without any wires, and then you could paly your music in your phone. But please notice that,you are supposed to use the USB audio adapter and audio wire together. Just insert the USB to the stereo couldn't work. 2.You could charge the USB audio adapter through portable charger,and then you could connect the stereo via audio wire. 3.The indicator light will flash while you connect the power, and then you could open the bluetooth function of your phone, search the bluetooth device to connect. 4.The USB audio adapter fits all phones and tablets which has bluetooth function.It also applies to car stereo system. Package Included: 1 X USB Audio Adapter 1 X Audio Wire