Built-in omnidirectional noise reduction microphone for clear calls, picking up voice and filtering out background noise to create an excellent radio effect USB interface, specially designed for notebook computers and desktop computers, plug and play, very convenient in work or life The 1080P HD camera brings true color images, and frame rate can achieve 30fps, providing clear and affluent images Manual focus design can rotate the lens to get the best focus. Using high‑performance optical lens, high definition, no distortion of the picture Because the camera is equipped with a multi-functional base, the camera can be clipped to a computer or monitor and placed on a desktop, or it can be mounted on a tripod through the tripod screw hole at the bottom