Eximtrade 3.5mm AUX Audio Cable KCE-236B Connector for Alpine Stereo with Full Speed Interface Connect the smartphone / MP3 / tablet to the Alpine stereo without the loss of sound quality. Simply insert the KCE-236B connector to the Full Speed interface on the back of the Alpine stereo and insert the 3.5mm connector to your smartphone. This cable is for music transmission only, phone call is not supported. Compatible with Alpine stereos with Full Speed interface for KCE-236B connector. Please see the product description for compatible models. You have to activate the AUX function in the Alpine stereo to use this product. Please note that not all the stereos have the AUX function, we highly recommend you to check before buying the product.