Intercoms; Spyglasses; Telecameras; Camera hardware systems for IP (Internet protocol) video surveillance; Closed circuit TV systems for security and surveillance, namely, cameras, switchers, monitors, microphones, and recorders; Digital audio players; Infrared cameras; Integrated circuit modules; IP (Internet protocol) speed dome cameras; Mobile computers; Multiple purpose cameras; Portable video cameras with built-in videocassette recorders; Remote video monitoring system consisting primari...