A PA Voice Alarm system combines a public address system with fire alarm detectors. A fire rated PA system is connected to the fire detection control panel and can be used to make live announcements.ïThe benefits of a voice alarm systemïLive messages giving exact instructions to people who are not familiar with the surroundingsïCustomized pre-recorded messages (available in multiple language).ïImproved management of phased evacuations.ïNon-emergency functionality (public address announcements, background music and advertisements)