Monitor Size 23.8" Brightness 250 cd/m2 Contrast Ratio 1000:1 Response Time 4 ms (gray to gray) at extreme mode 6 ms (gray to gray) at normal mode Panel Type In-Plane Switching Stand Lift, Tilt, Pivot, Swivel EPEAT Yes Warranty 3 Years Onsite EU Energy Rating Yes Energy Star 7.1 Brand ThinkVision Supported Operating Systems OS Independent