The DVI RS-232 Extender sends flawless high definition video and RS232 signals over two economical CAT-5 cables. Extending state-of-the-art digital video displays, computer monitors and touch screens has never been easier. Distances up to 300 feet are guaranteed to perform beautifully, giving you a reliable method of all-digital extension while streamlining your installation cabling needs. You simply connect the DVI RS232 Extender sender unit to your DVI and RS232 source using the supplied cables. Your DVI display, monitor or touch screen plugs into the DVI RS-232 Extender's receiver unit - up to 150 feet away. Two CAT-5 cables connect the sender and the receiver units to each other, linking local and remote locations. The DVI RS232 Extender is HDCP compliant.