VESA DisplayHDR certification is the world’s first open source qualification and testing protocol for HDR monitor performance. VESA DisplayHDR certification assures consumers that the certified display can render HDR content with brilliant peak brightness and contrast, deeper blacks and clear dark details, and true color tones for naturally realistic video viewing and gaming quality.
Please refer to following page to learn more about DisplayHDR: https://displayhdr.org/performance-criteria/