Viewsonic VA2231WM-LED 22-Inch Widescreen LED Monitor 22" (21.5" Vis) Full HD 1080p Widescreen Mercury free LED backlight for energy saving 10,000,000:1 Dynamic Contrast Ratio, Automatic Aspect Ratio Adjustment Integrated stereo speakers, DVI and VGA inputs Energy Star 5.0 and EPEAT Silver, VESA mountable 100mm x 100mm