Connect your 30-Pin iPod, iPhone or iPad to headphone amps and audio amplifiers with a 3.5mm Mini Jack audio input for the best possible sound quality. For car stereos with an AUX port, plug this cable into the stereo for high quality sound. Fitted with an Apple 30-Pin dock connector at one end and a 3.5mm mini jack plug at the other. Designed with high-quality materials, this cable isolates your signal from interference to deliver cleaner, more accurate sound.Problem it solves: Listen to your iPod/iPhone in any Stereo with 3.5mm Mini Jack AUX input. 3 ft long cord for convenience.When charging or transferring data to and from any Apple device, always trust 4XEM Connectivity.