Intelligent Public Address and Voice Alarm System is the organic combination of computer network technology, communication technology, information technology, and so on. It is a combination of related voice alarm system.Through the PC management software, you can do system customization and control, auto completion of thesystem physical zone status monitoring management, auto completion of the terminal equipment monitoring management. It is mainly used in intelligent residential quarters, shopping malls, shopping centers, and buildings such asvoice alarm and background music.