Sold as 1 Each. 8-megapixels CMOS sensor, 3840x2160 resolution. Advanced driver makes it easy to adjust the webcam settings, such as brightness, contrast, saturation, sharpness, and image orientation. Privacy Shutter covers your webcam when not in use and prevents hackers from spying. The built-in stereo microphone, with noise cancellation technology, provides stereo recording quality and remarkable clarity to ensure every word is heard. Fast autofocus system. The webcam also features a tripod-ready clip for additional placement options. Dimensions: 3.5'H x 2.17'W x 2.17'D. HDR function for outstanding dynamic range. Cable length: 71'L. High-speed USB 2.0 interface. Field of view: 120 degrees.