Founded in 1974, SIGNET Electronic Systems specializes in voice, data and video communication solutions. The company serves the corporate, educational, health care, institutional, government and judicial markets. It offers a variety of fire, carbon monoxide and intrusion detection systems. SIGNET Electronic Systems has voice evacuation systems available in various configurations. The company features camera positioning systems, digital video recorders and alarm management devices. It also sells magnetic switches, detectors and motion sensing systems. SIGNET Electronic Systems provides wireless telephones, responders, and nurse call, voice mail and intercom devices in several specifications. The company offers photo imaging, access control, testing and inspection services. It specializes in design, installation, repair, maintenance and emergency services. SIGNET Electronic Systems client list includes Jordan Hospital, Boston Opera House, Tabor Academy and University of Massachusetts. The company has partnerships with Vicon, NEC Corporation and Zenitel. It is headquartered in Norwell, Mass.