The ATEN VS92A-AT-G is a two-port VGA video splitter that sends one video input to two displays. It has one HDB-15 male input and two HDB-15 female outputs, for connecting the source and both screens.
It supports resolutions up to 1920 × 1440 at 60 Hz and bandwidth up to 350 MHz. The metal housing contains the splitting electronics.
For larger setups, units can be cascaded through up to 3 levels to provide signals to as many as 8 displays. The manufacturer describes uses including public information displays, workplace monitoring and classroom training.