To connect devices with Scart out to devices with HDD VGA in. Typical uses would be for connecting a DVD player to a projector, Video Projector or flat screen TV. RGB signal. DVD players or any other source device connected to screens using this lead need to be set to output in progressive scan, otherwise the lead will not work. Signal is directional from the Scart to the VGA plug. Many computer monitors will not accept a progressive scan signal, so it would be best to check this before buying, if you are planning to use this lead with a computer monitor.