Product Parameters: scheme 268+0307 Chip Photosensitive Element CMOS Lens 45180 Lens Camera Resolution 800*600 Image Rate 30 Frames/Second Color Digit 32-Bit Imaging Range 1cm to Infinite Distance Digital Zoom 10 Times Digital Zoom Super VM Engine 180M/BMP High-Speed Processor Contrast Optimization Engine Contrast Balancer Color Optimization Engine Automatic Color Compensation, color Restoration, Skin Color Adjustment Function VFW Supports Dynamic and Static Image Capture Direct Show Supports Dynamic Remote Video Instant Transmission Twain Supports NetMeeting, QQ,MSN Yashutong and Other Video Conference Software USB Interface USB2.0 (Compatible with Usb1.1 Interface) Recommend Computer Operating System Windowsxp2 Or above, Support the Latest Vista,Win7 Operating System