-RK3568, quad-core processor with a maximum clock speed of 2.0GHz
-4*HDMI IN,Randomly switch one of the channels
-Support 1*LAN(1Gbps/100Mbps Ethernet Controller) / Support 1*RS232 Debug port
-Can switch displays among 4*PC nodes, controlthe power on, shutdown, and reset of 4*PC nodes,
and remotely operate the PC nodes using a mouse and keyboard