4 Channel pre-amplifier, with separate volume control for each input, 8 outputs, EMC input
Features:
◆ 4 channels input and 8 channel outputs
◆ With 4 input of audio sources, and the volume of each output can be adjusted separately
◆ With the function of multiple zone broadcasting and zone selection at will.
◆ Equipped with a 25 pin computer activation interface, 24V DC strong insertion can achieve alarm sound switching
◆ Equipped with a tightly contested fire signal input port "CUT", when there is an alarm zone activation signal, the corresponding broadcast channel automatically switches to the "CUT" port audio signal, and other channels play normally
◆ Each channel has a red LED light to visually display the working status
◆ Line input:<200mV, unbalanced
◆ Frequency response: 60Hz – 15KHz (± 3dB)
◆ Power supply: AC 220V ± 10% 50-60HZ
◆ Power consumption: 8-10W
◆ Size: 89×483×366 mm
◆ Weight: 6.67Kg