Discover the Silent Knight SK-RZA4 Remote Annunciator, exclusively designed for the SK-4 system. This advanced device features four Style B initiating device circuits and two Style Y notification appliance circuits, with an optional module to upgrade all to Class A. It supports synchronization of ANSI audible signals and ADA compliant strobes, adhering to NFPA 72 standards. Choose from System Sensor, Wheelock, or Gentex protocols. Its selective silence feature allows horns to be manually silenced while strobes continue flashing. Additionally, it offers a combination of tamper supervisory monitor and waterflow alarm on one zone, silent or audible walk test modes, alarm verification per zone, and programmable zones with distinct red and yellow LEDs for supervisory or fire alerts. Enhance your fire safety system's efficiency and compliance with the Silent Knight SK-RZA4. Make your purchase today to ensure maximum protection and compliance!