The VS134A Video Splitter is a boosting device that duplicates a video signal from one source to 4 output devices. Cascadable to three levels, the VS134A provides up to 64 video signals, in addition to extending transmission distance up to 65 m, making it excellent for public broadcast systems.To transmit multiple, high-quality VGA, XGA, SVGA, UXGA, QXGA or multisync video signals over long distance without hassle, the VS134A is your best choice.