These models are designed to control up to 2 computers, laptops and other applicable devices from one set of keyboard and mouse. With dual HDMI ouput you can display two computers on 2 monitors rather than switch between two computers and one monitor. Alternatively you can use one computer over two monitors to allow extended or mirror mode.
Comes with a built-in 1 port USB hub.
Hotkey commands allow various functions remotely without having to be near the wired remote.