Detailed Product Description Automobiles GPS Navigator, 4.8 inch GPS navigator(MODEL:SN-91)Welcome to use the GPS navigator,which is mainly ... , walking, riding, or waiting for a meeting; the perfect GPS + entertainment function can make your life and work more splendid ... charge finished,the blue light is on. Operating System: Microsoft Windows CE 5.0 Navigation Software: SD cardVideo Player: ASF,AVI, ...