20 Zone Audio Matrix System

20 Zone Digital Audio Matrix System 25VA with Alarm driver Quick Details: ♦20 zones inputs,interface adopts photoelectric isolation technology; ♦Input signal cycle detection; ♦Support extension, can be extended to 160 districts; ♦Status display and firing floor display; Application: ♦ Connect with the short circuit signal of fire alarm ♦ Connect to VT-E110 Alarm driver, then the LED display will shows the situation of the connection and the fire zone Features: ♦ 20 Zones