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Support 8 channels of audio and video signal input, 4/8 channel audio and video signal output;
The video signal input and output end adopt RCA interface;
The audio signal input and output end adopt RCA interface;
Support fast switching operations;
Using programmable logic display circuit, any interactive switching;
Support audio and video synchronization or separate switching function;
Support channel switching permission setting, audio and video channel switching authority can be managed separately;
Support video signal types are: composite video;
150MHz (-3dB), full load bandwidth;
The audio signal types are: stereo;
With power-down memory function, with power-off field protection function;
With RS-232 communication interface;
Built-in international universal power supply;
Standard 19-inch cabinet mount: 2U metal chassis.