Allnice 3 feet Gold Plated 3.5mm to 2RCA Stereo Audio Cable Step Down Design for iPhone, iPod, Smartphone, Tablet and MP3 Cases Shielded cable structure for protection against hum & interference. Gold plated tip and polished metal connectors resist corrosion and provide rigidity. 100% bare copper conductor eliminates signal loss and enhance cable performance. Step Down Design allows an easy & convenient connection to mobile devices with cases. Ideal for connecting portable audio devices, such as an Smartphones, tablets and MP3 players, to a car stereo, portable speaker or other 3.5mm-compatible output.