Full control for iPhone(R) via Bluetooth(R) or USB cable; Basic control for Android(TM) via Bluetooth(R); Supports USB thumb drive; 2.1A USB connection for charging smartphones, tablets & media players; Android(TM) audio streaming ; Track control via Bluetooth(R); Bluetooth(R) hands-free calling; Aux input (3.5mm or RCA); For select GM(R) vehicles;