Screen size: 3.5 '4.3' 7 ' 
 Power supply voltage: 12 (V) 
 Positioning accuracy: 5 (m) 

 Navigation products main functions: 

 Precise positioning, national map, route planning, voice prompts, automatic error correction, facilities consulting, quick search, audio, video playback, picture browsing, voice recording, electronic document to read; 

 Configuration: Touch-screen TFT LCD screen Resolution: 320 * 240 

 Chip: SIRF III CPU: Samsung S32440A 400MHZ 

 SD card slot map extended lithium battery for 5 hours 

 Video formats: AVI, ASF, WMV 

 Audio format: WMA9, WAV, MP3