A small camera that sits on top of a monitor and can be used to transmit live video.?

A small camera that sits on top of a monitor is typically referred to as a webcam. It is designed for video conferencing, streaming, and live broadcasting, allowing users to transmit real-time video feeds over the internet. Webcams often come with built-in microphones and can be easily connected to computers via USB or wirelessly, making them convenient for personal and professional use. They are commonly used for virtual meetings, online classes, and social media interactions.