THINKVISION E20-30 DISPLAY SIZE: 19.5 VIEW AREA: 432.96X238.05 MM PANEL: TWISTED NEMATIC BACKLIGHT: WLED ASPECT RATIO: 16:9 RESOLUTION: 1600X900 VIEW ANGLE H / V: 170° / 160° SCREEN SURFACE TREATMENT: ANTI-GLARE, HARD COATING 3H THINKCENTRE M SERIES SUPPORT: TINY, NANO SUPPORT VIDEO CONNECTOR: 1X HDMI 1.4, 1X VGA BASE WARRANTY: 3-YEAR OPERATING SYSTEM: SUPPORT WINDOWS® 7, WINDOWS 10, WINDOWS 11 VIDEO CABLES: HDMI® CABLE