Besign BK01 4.1 Bluetooth Car Wireless Music Streaming Kit Hands-Free Calling

New in retail packaging (please see pictures)

Comes with 2 port USB 9V Car power cigarette adapter plug, built in mic, 3.5 aux port, 10W total power

BLUETOOTH V4.1: The latest Bluetooth 4.1+EDR technology provides lower power consumption and wider compatibility. You could enjoy your smart phone music or handsfree calling through your car stereo system.