Connect an iPhone or other MP3 player to a car stereo This 1-foot 3.5mm Slim Stereo Audio Cable is the perfect solution for portable audio devices (iPod, iPhone, MP3 Players), featuring a slim connector molding that fits easily into a 3.5mm headphone jack, even if the iPod/iPhone/MP3 player is in a protective case. The StarTech.com Advantage - Unique slim connector design fits most iPod and iPhone 3.5mm stereo jacks without having to remove the protective casing - Gold plated, molded connectors with strain relief ensure a solid high quality connection between the connected devices - Backed by a StarTech.com lifetime warranty and free lifetime technical support