Description Part of the amazing 3S Series of Super Space Saving monitors, Hitachi's CM827 & CM828 feature a short depth to save space while typically using 10% less power than the average 21" monitor. With sharp images and text these monitors provide dual inputs so users can switch between two computers without re-booting. Featuring high resolutions at solid flicker-free refresh rates and Hitachi's Precision Focus technology for precise focus at the edges and corners, these monitors are designed for demanding CAD/CAM, graphics and imaging professionals.