1. 5 inch TFT touch screen, solution: 480*272. 
2. CPU: SAMSUNG S3C2440A-40 500MHZ
3. IC: Sirf StarIII ; with bluetooth   　
4. Operating system: WinCE 6.0
5. Storage: internal 64M Nand flash / external SD card
6. Types of operation methods: touch screen  　
7. Functions: Navigation, MP3, MP

1. 4.3 inch TFT touch screen, solution: 480*272. 
2. CPU: SAMSUNG S3C2440A-40 500MHZ
3. IC: Sirf StarIII ; with bluetooth   　
4. Operating system: WinCE 6.0
5. Storage: internal 64M 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: built-in Lithium 2000 mAH battery  　
12. DV IN: 12V     　
13. Multi-language operation system
14. with outside speaker