The IM-303 RGB D-SUB Module for DM-3024 from Astro Systems is an input module designed for use with the DM-3024 24" Native HD LCD Monitor. The module allows the monitor to accept (1) RGB input signal. It is compliant with the following VESA standards: WUXGA, UXGA, SXGA, WXGA, XGA, SVGA, and VGA.