Webcams are used primarily for Skype video conferencing, shooting YouTube videos, etc. The most important factor when choosing is the resolution, but you should also keep in mind how many frames per second it can capture and what additional features it has.
Web cameras, or webcams, are very similar devices to classical video cameras and digital video cameras. They often feature a built-in microphone and connect to computers using USB ports, and are mainly used for video communication over the Internet, shooting and recording videos.
