Wireless audio adapter cable ,add bluetooth to your car.<br> Vehicular audio system changes into Bluetooth audio in a second, wireless play audio from mobile phones/mobile terminals<br> HIFI sound on the road<br> Vehicular audio system changes into bluetooth audio in a second,provide HIFI sounds on the road.<br> High quality chip, stable transmission<br> High-quality chip,lower power consumption better sound quality with an effective transmission distance of up to 5m<br> Hands-free calls,built-in microphone<br> Bulit-in microphone,enales HD hands-free calls to help you drive and work more conveniently<br> High quality material<br> Gold plating for inerface,no afraid of oxidation,further improve sound quality.<br> The wired speaker changes into a bluetooth<br> The traditional wired speaker changes into a stereo connecable to be a TV/mobile phones/tablet via the bluetooth adapter<br> Small size,good look<br> Made of high quality and heat-resistant zinc alloy,the cable natural length is 45cm and can be up to 1.2M