1. 4.3 inch TFT touch screen, solution: 480*272.  2. CPU: SAMSUNG S3C2440A-40 400MHZ  3. IC: Sirf StarIII; With FM transmit  4. Operating system: WinCE 4.2 5. Storage: Internal 128M Nand flash / external SD card 6. Types of operation methods: Touch screen  7. Functions: Navigation, MP3, MP4, JPG picture, textbook, calendar  8. Numbers of signal receiver: 20 Channels  9. Precision of Locating: Less than 10m  10. Antenna: With GPS internal Antenna and reserved external GPS Antenna jack 11. Battery: 1000 mAH lithium battery can be charged by exterior DC 12V, or can be charged by car lighter.  12. DV IN: 12V  13. Support different country's map; Support 16 languages including French, German, Spanish, Holland, Hungarian, Portuguese, Russian, Swedish, Norwegian, Denish, Italian, Finnish, Romanian, simple Chinese, traditional Chinese, English  14. With outside speaker (with TMC for choice)