Napco Security Technologies, Inc. engages in the development, manufacturing, and sale of electronic security systems for commercial, residential, institutional, industrial, and governmental applications in the United States and internationally. The company’s access control systems include various types of identification readers, control panels, PC-based computers, and electronically activated door-locking devices; intrusion and fire alarm systems, consists of various detectors, a control panel, a digital keypad and signaling equipment; and door locking devices comprise microprocessor-based electronic door locks with push button, card readers and bio-metric operation, door alarms, mechanical door locks, and simple dead bolt locks. Its alarm systems include automatic communicators, cellular communication devices, control panels, combination control panels/digital communicators and digital keypad systems, fire alarm control panels, and area detectors; and video surveillance systems comprise video cameras, control panels, video monitors, or PCs.