1. 4.3 inch TFT touch screen, resolution: 480*272. Super slim model.    
2.  CPU: SiRF Atlas III 400MHz,dual core      
3. Operating system: WinCE 5.0      
4. Storage: 128 Mbytes NAND flash + 64 Mbytes SDRAM      
5. Types of operation methods: touch screen      
6. Functions: Navigation, MP3, MP4, Photo and Ebook,
  FM transmitter(optional),bluetooth handfree(optional) ,TMC/AV IN (optional)"      
7. Numbers of signal receiver: 16 Channels      
8. Precision of Locating:Less than 10m      
9. Antenna: with GPS internal Antenna       
10. Battery: with 1300mAH built-in rechargable Li battery, up to 5 hours   
11. DC IN: 5V      
12. With 1W speaker      
13: Dimension:4.72"x3.11"x0.65"      
14. Weight:7oz

Proload North American Map with 7 Million POI on 2GB SD Card.

Text to Speech. 

Suggest Retail Price for Model V4309 :  
          $199(With TTS Enabled)