The All-New SC-101 VGA-to-VGA RGB Skew Corrector is ideal for those applications that feed RGB video over a long distance via a video extender (Cat-5) or long video cable. Sometimes, with this long distance between source and display, video can become blurry and/or fuzzy. With the SC-101, the user will be able to easily adjust VGA RGB (Red, Green, Blue) skew using a flathead screwdriver, or by RC remote (sold separately) SC-101 includes DC 5V power supply.