350K Pixels 1). Image sensor: 1/4" (350k)CMOS。 2). Resolution: 600 x 800 (VGA) 3). Frame rate: CIF (352 x 288) format: up to 30fps; VGA (600 x 800) format: 15fps 4). Focus range: 30mm-infinity (VGA). 5). View angle: 56 degrees (diagonal) 6). Color: RGB 24 7). System requirements: Windows 98/2000/ME/XP I/O. 8). Interface: USB 1.1 9). Adjustable focus; High Quality Lens for Sharp Pictures 10). Automatic exposure control; Automatic white balance 1300K Pixels: 1), Resolution: 1280*960 2), Video mode: YUY2 3), Noise-signal ratio: > 48dB 4), Dynamic range: > 72 dB 5), Interface: USB 2.0 6), Support DirectX 9.0 VGA display card 7), With snapshot button 8), Built-in image compression 9), Automatic exposure control; Automatic white balance 10), System requirements: IBM PC/compatible PC/laptop Windows 2000/ XP Pentium4 1.7GHZ above 256MB memory or above 10G free hard disc space CDrom drive