Niles CAT-5 Baluns offer a wide range of connectivity solutions over cost-effective CAT-5 cabling while providing the enhanced flexibility of long cable runs and simplified installation. They also enable system expansion in structures that are already wired with CAT-5 cable. Normally used in pairs, each model in the series is designed with a specific application in mind: analog audio, digital audio, composite video, S-video, cable TV, component video and digital audio, S-video and analog audio, and VGA signal distribution. Because their circuitry is passive, Niles CAT-5 Baluns require no AC power and can be installed conveniently in virtually any location. Niles rugged construction and limited 10-year warranty ensure years of trouble-free performance.