The promised 60 hertz frame rate — even at lower resolutions — is up to that point, but 9 millisecond (GtG) image delays will certainly not appeal to competitive gamers.
Certificate or not: the Sharp 8M-B21C1 looks purposeful on sharpness and color reproduction. The panel can mimic almost any kind of color gamut, including AdobeRGB, BT.2100 (HLG), DCI-P3 and sRGB (Rec. 709). On the wider BT.2020 color range, the screen covers 85% of all different shades. The 8M-B21C1 comes with factory calibration, but can also be adjusted manually. In addition to video and audio ports (none HDMI 2.1
, by the way) the monitor has a USB port, for example to load new firmware or specific profiles on the device.