Features: 4K web camera, 3840*2160 resolution, providing superior sharpness and image quality. Auto focus, no manually adjust required, it will automatically adjust to the most suitable focal length. Equipped with LED touch fill light lamp, three levels of brightness adjustable, you will get videos and images in day and night. Built-in noise reduction microphone for clear calls, the voice can be heard clearly when you have a video chat or video conference with others. Equipped with a privacy cover, anti-peeping, effectively protects your privacy, also protects your lens from being scratched or damaged. USB interface, plug and play, no driver required, convenient to use. Specification: Name: USB webcam Focus mode: Auto focus Image resolution: 4K, 3840*2160 resolution Microphone: Built-in microphone USB interface: Compatible with USB2.0/USB3.0 Video frame rate: 30FPS Lighting requirement: 10Lux above Output image format: YUV2/MJPEG Cable length: Approx.1.5m System requirement: WinXP/Vista/Win7/Win8/Win10, Linux with UVC(above linux-2.6.26), MAC-OS X 10.4.8 or later, Wince with UVC, Android 4.0 or above with UVC Packing list: 1 * Webcam 1 * User manual