● Support 128/64/32/16 channels of audio signal input, 128/64/32/16 channels of audio signal output
● The input and output terminals of the audio signal adopt 5-bit 3.8mm Phoenix interface.
●Support fast switching operation.
● Programmable logic display circuit, arbitrary interactive switching.
●Support audio and video synchronization or separation switching function.
● Support channel switching permission setting, audio and video channel switching permission can be managed separately and independently.
● Audio signal types are: stereo (balanced or unbalanced connection).
●The volume of each audio output channel can be adjusted independently.
●It has the function of power-off memory and the on-site protection function of power-off.
● 2-way RS-232 communication interface.
● Built-in international power supply.