From the Manufacturer:

Yealink UVC30 Desktop is a new USB Camera with 4K UHD and 3x digital zoom for real and excellent experience. Equipped with built-in infrared sensor and face recognition, it supports Windows Hello feature to enhance your login security. Thanks to the sharp image and accurate color reproduction, it provides a vivid face-to-face video meeting experience in ultra HD 4K resolution and high frame rates. A wide FOV ensures everyone sitting before the monitor or laptop visible from far end. Featuring facial detection, UVC30 Desktop always frame people smoothly and correctly to accomplish a much more intelligent experience.