The Pyrotector Model 30-3003 Explosion Proof Smoke Detector is a sensitive yet rugged protection device that is designed for use in hazardous industrial and commercial locations.
This unique and patented device has been helping stop false fire alarms around the world for more than 25 years, without restricting legitimate alarms.
The HN-A500I provides a reliable and efficient means of amplifying audio signals for PAVA systems. This makes it a must-have for public places, especially during emergencies. It supports both balance