Control two high resolution dvi multimedia computers from a single consoler r dual link dvi interface supports high resolutions of up to 2560x1600 allowing you to take full advantage of your graphics card capabilitiesr usb 20 hub provides the convenience of sharing usb peripherals external hard drive webcam etc between computers and saves the cost of purchasing duplicate peripheralsr rugged solid steel features durable design for long lasting performance even in harsh environmentsr r cont