1)7 inch TFT touch screen, solution: 800*480 2)Storage: internal 128M Nand flash / external SD card Main features:1. 7 inch TFT touch screen, solution: 800*480 2. CPU: SAMSUNG S3C2443 400MHZ 3. IC: Sirf StarIII 4. Operating system: WinCE 5.0 5. Storage: internal 128M Nand flash / external SD card 6. Types of operation methods: touch screen, keystroke 7. Functions: Navigation, MP3, MP4, JPG ...