1.Connect the car to the unit. 2.AUX AUDIO CABLE 3.5mm JACK 3,CONNECT YOUUNIT WITH PC OR USB PORT Features: Brand New and High Quality. Quick connectivity to computers with USB port. Quick charge yourunit or transfer your data with USB port. With 3.5mm jack directly connecting it to the 3.5mm input socket on your car stereo, home Hi-Fi, DAB radio or amplifier. Color: White, Black.