Features: 5-50mm Varifocal Lens - 10X digital zoom usb camera, free zoom between 5-50mm focal length, very suitable for long-distance shooting of close-up details, high-definition without distortion, no vignetting. High Quality CMOS IMX317 Image Sensor - 4K High definition webcam with Cmos Imx317 image sensor is the high standard in terms of image quality and sensitivity performance. 5-50mm varifocal lens USB camera with manual focus. Easy to Use - USB plug and play, driver-free, compatible with Windows XP/7/8/10, Mac OS, Linux, Android. Wide Application - Small and exquisite camera, compatible with mainstream video and live webcasting software on the market, suitable for video conference, online teaching, live webcasting, online chatting, etc. Great Design - With a stand installation port, the camera can be easily installed on the tripod, you can choose according to your needs. (Stand is not included.) Specification: Model: T80F Photosensitive Element: CMOS Sensor Type: IMX317 Body Size: 50 x 50 x 161mm Output Format: YUY2/MJPG Maximum Resolution: 3840x2160 Optimum Distance: 3-80m Visible Distance: 1-200m Lens Type: 10X Optical Zoom Lens Size: 7.4 x 4.3cm Camera Weight: 330g/11.4oz Focus Method: Manual Focus Field Of View Angle: 10-80 Line Length: 280CM Drive: Free Drive Voltage: 5V Interface: USB2.0 Frame Rate: 30FPS 3840*2160) , 30FPS 1920*1080) Operating System: Win XP / 7/10 Or Linux2.6.26. Android4.0 Or Above Package Size:220 x 110 x 80mm/8.6 x 4.3 x 3.1in, 400g/19.4oz Packing List: 1 x Camera 1 x EVA Storage Box 1 x Clean Tool 1 x Pack of Swab