Slave amplifier of the NOVA Public Address and Voice Alarm system, with 500 W of RMS power & control of 6 speaker zones. With alarma and evacuation pre-recorded messages, 6 audio inputs (line), control inputs and control outputs for connection to external systems, supervision of the amplifier, the speaker lines, the emergency microphone, the pre-recorded messages... Possibility of redundant connection with other amplifiers and microphone desks, up to 600 m. Dimensions 484 (width) x 132 (high) x 449 (depth) mm (3u rack). Weight 11.5 kg. Finish: aluminium plate and metal case in black.