Features:  USB interface， plug and play.  360 degrees rotary function， all angle is available.  Built-in microphone， supports AIM， Netmeeting， AOL， MSN Messenger， Skype， etc.  High Resolution CMOS sensor gives perfect image quality.  Manual adjustable focal length.  With a clip stand， suitable for both laptop and desktop.  Auto exposing control， Auto white balance， auto color correction.  Compatible with USB 2.0/ 1.1  Specifications:  Image sensor: CMOS  Maximum dynamic pixel: 5.0M pixels (352x288， 640x480， 1280x1024， 1600x1200， 2048x1536， 2560x1920) (with software boost/ upscaling)  Maximum static pixel: 50.0M pixels (2560x1920， 2848x2800， 3648x2736， 4000x3000， 6000x8000) (with software boost/ upscaling)  The focal length: 8cm-infinity  Frame Rate: 30fps  S/N ratio: ≥ 48 dB  Cable length: Approx. 133cm/ 4.36ft  Item color: Green  Item size: 7.5 * 6.5 * 4.5cm/ 3.0 * 2.6 * 1.8in  Item weight: 76g/ 2.7oz  Total weight: 83g/ 2.9oz  Package list:  1 * Webcam  1 * CD driver