The VividImage® 55HD is a medical high grade definition widescreen monitor that meets all medical and EMC emissions standards. The 55" unit has true color rendition, high contrast at 1920x1080 resolution, 16:9 aspect ratio. It supports HD signals - Composite, S-Video, YPbPr, DVI, RGBS, VGA, HD-SDI, HDMI, 3G-SDI. The Serial RS232 unit has on-screen display controls and comes with a remote.