Ouku Double 2 Din 7" HD GPS NAV SAT Radio TV BT RDS Ipod Car Stereo DVD Player It comes with free 4gb gps navigation map card including north america map 2DIN 7 inch TFT touch screen HD screen 800*480 CPU:ARM11+ARM9 833MHZ frequency Support HD720P,1080P,RMVB video,full video format Built-in GPS, Bluetooth,iPod Support steering wheel control S upport rearview camera input USB/TF card port Handfree bluetooth to help you make phone calls when you enjoy your driving