This is the 4 way S-video and composite RCA splitter and amplifier. It features a DC jack and 5 sets of composite RCA and S-video jacks, one input and four outputs, on one side. As well as an included power supply. The splitter will allow you to send your signal from one source to multiple displays. Perfect for projecting your image on various screens. As a side-note: Splitters can often be confused with a switch. For more information on the difference between the two, please watch our video linked in the description below: https://youtu.be/MMezUZVIUXw With a built in amplifier, the splitter is capable of supplying enough signal for cable runs up to 150 FT. It also includes mounting points for installing in a rack, panel or wall to maintain a clean, professional appearance. The 4 way S-video and composite RCA splitter is a quick and easy solution for your video projects.