RediRad adds the AUX-IN jack to ANY radio/stereo system without cutting a single wire or drilling a single hole. The American-made, HAMB-friendly RediRad brings your early audio into formation with your (so-called) smart phone, MP3 or any other audio source. Next you go out for a drive, shouldn't YOU be the DJ? redirad.com or 262 363 3363 - ask for Matt. No disappointments. No regrets. No BS.