1.1,300 picture elements high analyses 2. COMS colored chart article sense chip 3. high resolution: 640¡Á480 4. video frequencies forms: 24 really colored 5. connections: USB plug 6. transmissions speeds: 320¡Á240 30/second 680¡Á480 15/second 7. photosensitive area: 4.86¡Á3.64 square millimeter 8. signal to noise ratio: >= 48dB (15/second 220Lux) 9. dynamiranges: >= 75dB 10. imageries distances: 5cm to without end 11. powers: Is not bigger than 0.5W (does not bring infrared night vision or when white light LED night vision) 12. automatic exposure controls/automatic gain control/automatic white balance/to provide color saturation Function control and so on contrast gradient, brightness, gradation tone, sharpness 13. manual focusing 14. automatic night light compensate 15. belts microphones 3.5mm audio frequency output plug 16. operating temperatures: -20 ~ 60 degree 17. storages temperatures: -30 ~ 80 degree systems requests: 1. supports USB Windows 98/se/Windows 2000. ME/Windows the XP operating system. (the note: Windows XP can automatically open the picture) 2. CPU is not lower than 300MHz/ above memory 32m the hard disk space to be bigger than 20m. 3. 2D/3D reveals the card, at least memory 4M. Supports above 16bit the color 4.4 time of fast above CD-ROM,1 may use above the USB connection.