Atlona Technologies VGA extender line offers users the most convenient and cost-effective solution for transferring VGA signal at long distances in the market; eliminating costly and excessive VGA and ...

Tripp Lite has introduced two new VGA-over-Cat5 extenders that provide cost-effective video and audio distribution over long distances with no compromise of picture or sound quality. Model B130-101 ...

You could roll your own too. I have no idea how far a signal over CAT5e or CAT6 will go before degrading though.

Cat5 is arguably one of the most inexpensive cables to pull and can be terminated on site with ease. Most commercial, industrial and residential buildings built within the last couple of decades are ...