iSimple ISGM533 Automotive Dual Auxiliary Input Kit for Select GM 11-Bit LAN Vehicles Ideal for mp3 players, portable DVD players, handheld GPS, laptops, and gaming systems Plug and play installation maintains factory wiring integrity Two separate inputs, RCA and 3.5mm minijack, for use with multiple audio sources Retains factory-installed satellite radio, if vehicle is Satellite radio ready Compatible with select Chevrolet and Pontiac vehicles