The GVS78 Video Splitter is a 4-port VGA video splitter and a signal booster with IOGEAR's patented VSE (Video Signal Enhancement) technology. It is the best choice for splitting and carrying a video signal to more that one display with the same quality as the original signal. The GVS78 VGA Video Splitter is used to take video input from a single source and direct it to four video outputs for monitors using analog signals. More from the Manufacturer Compact design for easy placement Hassle free, no software to install, instant installation and use Hot-Plug capability, Hot-Swappable, Plug-n-Play Cascadable; allows you to expand your video splitter set up beyond 8 displays Supports up to 8 VGA monitors Amplifies video signals increasing transmission distance up to 215 feet Female to female VGA adpter included for your convenience Includes IOGEAR's patented VSE (Video Signal Enhancement) Technology, which amplifies video signal strength throughout your desire set-up Ultra High 300MHz Bandwidth Superior video quality, maintains highest signal strength in all applications up to 1920 x 1440 Stream a single video source to 8 separate VGA monitors