Central control unit that monitors triggers and controls action in security and alarm systems; Display device that can replace or supplement an existing PA system. in security and alarm systems; Compact security systems with speakers, panic buttons, touchscreens, environmental sensors, microphones, strobe lights, backlit screens, cameras; IP-based panic button discreetly connects to security and alarm systems; IP-based POE speakers for alerts and announcements; Ceiling or duct mounted environ...