The ECC-50DA is an intelligent 50 watt watt amplifier that is used with the ECC-50/100 Emergency Command Center. 

This distributed audio amplifier amplify an audio message for distribution throughout a facility when additional audio power is required. 

Is designed as self-contained units and can be conveniently installed near an area of protection to reduce wiring demands for speaker circuit outputs. 

Each ECC-50DA is capable of producing 50 watts of total power and includes four built-in, fully supervised speaker circuits/zones.