Industrial strength alarmed panic device designed to restrict unauthorized use of exit doors, while at the same time allow for an immediate exit during an emergency,sicfire. The Sirenlock 715 provides a 15 second delayed latch instant alarm. Instant egress in case of emergency or fire. Meets NFPA 101 Life Safety Code. Includes monitoring output for secondary siren, CCTV or remote monitoring. Smoke detector input. Smoke detector input can be used to power existing system or standalone smoke detector(s).