... 16 DVI signal input, 16 DVI signal output 3.RS-232 communication ports 4:Customized Product DVI 1616 Matrix Switcher1 ... output channel whether connected to the load. Providing the RS-232 communication ports, can work together with PC, remote system ... output channel whether connected to the load.·Providing the RS-232 communication ports.3.Parameter:VideoBandwidth: 165MHZ, all digitalResolution 1600x1200 ...