... screen gps 3,for guiding car use 4,OS Windows CE 6.0 5,support bluetooth GPS Navigator for car guidingGPS NavigationCPU ... SIRF Atlas IV 533MHz. SCREEN 4.3 or 5.0 inch ... 64MB SDRAM,(128MB optional) NAND FLASH 128MB,support up to 4GB OS Windows CE 6.0 EXPAND STORAGE ... Germany,Portugues,Russian,Italy and etc GPS Navigator for car guiding