FireWire is a standard for connecting digital devices at high speeds. It allows up to 63 devices to connect to a single FireWire bus and transfer data at speeds up to 800 Mbps. FireWire uses peer-to-peer connectivity and provides power to devices through cables. It has advantages over USB for applications involving high-speed transfer of large amounts of digital media like video. FireWire is well-suited for uses like connecting digital cameras and camcorders to computers.