high quality ,best price , av-in ,rear view , bluetooth .MP3 AND VIDEO . factory product gps navigtion ,and free IGo map well and high quality best price and good service fast delivery >>TECHNICAL SPECCPU: MediaTek MT3351 468MHzGPS antenna: built-in antenna, swiftly locating, high sensitivity receiving module. Fix position precision: <10mAntenna sensitivity: 0.1m/secMemory: 128MB flash ROM / ...