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.
supports MAX 4 signal inputs, include 3 HD video sources and 1 PC presentation. It integrated auto-tracking, auto-switch & recording features, can auto tracking teacher’s movement, detect the signal s
The X-DA2250 provides amplification for audio signals delivered by high power loudspeakers connected to the X-618 PAVA system. It supports both balanced and unbalanced audio inputs, and can detect pow