Angle can be adjusted through 360 degreeClips on to monitors or laptopsBuilt-in microphonehigh frame rate (up to 30fps) video playback， the screen smooth non-stop;RGB24/I420 color space compression;Automatic white balance， exposure;Minimum sensitivity: 2.0V/Lux.SecFlicker Control: 50Hz or 60Hz automatic identification;Support high-quality AVI， MPEG video recording;Support Capture and store still images (BMP， JPG format) function;Support QQ， MSN， Yahoo Messenger and other video chat software， Bi chat video chat room;Working temperature: -10 to 60 ?? C;Power Consumption: <0.5W; 640x480Adjust focus by twisting the lens. Closest focusing length: 4.8mm. Aperture: f/2Requires a free USB port and a 3.5mm microphone jackCompatible with Windows XP， Vista， and 7 Dimensions:about8.2* 6.5 *4.5cm (H*L*W)Cable Length:about1090mm