This is used to switch between on PC and two monitors, AT keyboards and AT serial mice or two PCs an...
This is used to switch between two PCs and one monitor, PS2 keyboard & mouse, or one PC and two moni...
This is used to switch between on PC and four monitors, AT keyboards and AT serial mice or four PCs ...
This is used to switch between 4 PCs and one monitor, PS2 keyboard & mouse, or one PC and 4 monitors...
