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The Bosch PRA-SCS System Controller (Small) is the central control unit of the PRAESENSA Public Address and Voice Alarm (PA/VA) system, designed for high reliability, scalability, and easy integration. As an IP-based system controller, it manages audio distribution, user access, message priorities, and system supervision across the network with full compliance to EN 54-16 standards. Ideal for small to medium-sized applications, the controller features built-in message storage for routine and emergency announcements, along with browser-based configuration for convenient remote access and setup. It ensures continuous operation with support for redundant networking and backup controllers, enhancing system availability and safety. Compact yet powerful, the PRA-SCS is perfectly suited for commercial buildings, educational institutions, transport hubs, and smart infrastructure projects that require robust voice evacuation and public address functionality.