"Lenovo ThinkVision E2054 Monitor (60DFAAT1SA)- Display Size: 19.5-inchResolution: 1440 x 900 , Contrast Ratio: 1000:1, Response time: 7 ms, Aspect Ratio: 16:10, Brightness: 250 nits, Refresh Rate: 60 Hz, Connectivity: VGA, Weight (Including Stand): 6.2lb / 2.80kg, Wall Mountable: VESA Mount (100mmx100mm), Operating System: Support Support Windows 7, Windows 8, Windows 10, Type C Cable Included:USB "