4K USB Camera Ultra HD 2160P Webcam,5X Optical Manual Wide Angle Webcam with 2.8-12mm Varifocal Lens,Sony IMX317 Sensor USB Zoom Video Conference Camera for Mac/Window/Linux/Raspberry Pi

WARM TIPS : In order to enjoy Ultra clear 4K 8 megapixels image or video of this webcam,please make sure your software and screen support 4K. 2.8-12mm and 5-50mm varifocal lens, there may be a little dark corner on the edge of the screen image . Please do not open multiple camera apps / software for use at the same time. otherwise the camera will display a black image even if it is recognized by the device. 4K usb camera built in stereo microphone but with box housing,the microphone effect is not very good. Color:ALP-USB4KHDR01-MFV(2.8-12mm)Sensor:SONY (1/2.5'' ) IMX317Lens:5-50mm varifocal lensPicture format :MJPEG/YUY2 /USB Protocal USB2.0 HS/FSAuto exposure AEC Support/Auto white balance AEB SupportAdjustable parameters:Brightness/Contrast/Color saturation/Definition/Gamma/WBVoltage:DC 5VCurrent:150mAWork temperature DEGREES(-20~70)Support OS WinXP/Vista/WIN7/WIN8/Linux with UVC/Mac-OS X 10.4.8 or laterPerformance: 3840x2160@ 30fps MJPEG/ 2592x1944@ 30fps MJPEG 2048x1536@ 30fps MJPEG /1600x1200@ 30fps MJPEG 1920x1080@ 30fps MJPEG/ 1280x1024@30fps MJPEG 1280x960@30fps MJPEG/1280x720@ 30fps MJPEG 1024 x 768@ 30fps MJPEG/ 800 x 600@ 30fps MJPEG 640x480@ 30fps MJPEG/ 320x240@ 30fps MJPEG 3840x2160@ 1fps YUY2 / 2592x1944@ 1fps YUY2 2048x1536@ 3fps YUY2 /1600x1200@ 3fps YUY2 1920x1080@ 3fps YUY2/ 1280x1024@3fps YUY2 1280x960@5fps YUY2/1280x720@ 5fps YUY2 1024 x 768@ 5fps YUY2/ 800 x 600@ 20fps YUY2 640x480@ 30fps YUY2 / 320x240@ 30fps YUY2 What's In Package: 1 x USB Camera 1 xManual 1 x Standard 3 Meters usb Cable usb camera Windows testing software amcap (new) https://drive.google.com/open?id=1XlDIrw54KPmLm40dPyXl2B8NnJacRVps