GPS Navigation(FGJ-3369) 3.5" gps navigation key features: 1. 3.5 inch tft touch screen, resolution: 320*240. 2. Cpu: centrality atlas iii 3. Operating system: wince 5.0 4. Storage: internal 64m nand flash / external sd card 5. Types of operation methods: touch screen 6. Functions: navigation, mp4/3, photo browsing 7. Numbers of signal receiver: 16 channels 8. Precision of locating:less than 10m 9. Battery: with 900mah built-in lithium battery, can continuously use for about 3 hours 10. Dc in: 5v 11. Support different country's map, including (english german italian spanish french dutch denish greek norwegian portuguese swedish czechish russian hungarian polish slovakian turkish finnish romanian ) 12. 2w speaker Map: navteq maps, teleatlas maps support europe countries ans regions, south and north america, asia, south east asia, australia, part of middle east ***** Language & voice: english, french, german, portuguese italian, spanish, finnish, denish and so on (optional) Navigator firmware storage: sd card/built-in nand flash Memory size: 64mb Signal recapture time :0.1s on average Update rate: 1s Video format: mp4, avi, asf, mpg/mpeg Audio format: mp3, wma, wav, asf Picture format: jpg, jpeg, bmp, gif