A tool that duplicates a VGA (Video Graphics Array) sign from a single supply and transmits it to 4 separate show models concurrently. This allows the distribution of the identical visible content material throughout a number of screens. As an illustration, a pc’s output could be proven on 4 displays on the identical time.
The sort of sign distribution is effective in situations the place similar visible data must be offered in a number of areas. Functions vary from displays and demonstrations to monitoring methods and digital signage. Traditionally, these units provided an economical solution to broaden visible shows earlier than extra superior applied sciences grew to become available.