Features: 1.Manual Focusing: Web cam can be controlled independently, manual focusing, and graphics chip, better picture quality, USB drive free, plug and play. 2.Good Light Transmission: USB webcam lens has many layers, the lens is long, the light transmission is better, the color reproduction is high, and the video effect is more transparent. 3.Convenient Focusing: Computer camera uses the principle of SLR camera to independently control the focal length of the camera, and it can be displayed with a single twisting. 4.ABS Material: High definition webcam is made of ABS, high density, wear resistant, scratch resistant, making the whole body more stable and fit on the desktop. 5.5 Meter Omnidirectional: Wired web cam built in 5 meters omnidirectional, sound absorbing and noise reducing microphone, sound absorption is more accurate, and smoother calls are not delayed. specification:Item Type: Web Cam Material: ABS Sensor Type: CMOS USB Interface: 2.0 Image: BMP/JPEG Resolution: 640 x 480 Maximum Frame Rate: 30 Frames Microphone: Built in White Balance, Exposure Control, Gain Control: Auto Support System:For Win10,for Win 7,for Vista,for XP,for Android System,for OS X System,for Linux PackageList:1 xWeb Cam 1 x User Manual