The fire control panel Sonata-PU is designed to broadcast speech information through low frequency amplifiers "Sonata-K-120U" or active speech sirens "Sonata-UP". Control of 4 independent zones of notification, control of connecting lines in the duty mode, control line from the control panel, broadcasting of the Civil Defence and Emergency Situations, built-in microphone. Power supply voltage 12V, the number of warning zones 4, the number of rewritable messages 4, frequency range 20-18000 Hz.
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