Display brightness is quoted at 550 cd/m², which is simply shy of a DisplayHDR 600 certification, however comfortably achieves the VESA DisplayHDR 400 certification. The monitor is not a slouch by way of shade show both, being higher than your common VA panel: the show is factory-calibrated and ships with a assured dE <2, and protection for 16.7 hundreds of thousands colours throughout a 93% DCI-P3 gamut protection (and 121% sRGB protection). I/O is dealt with by 2x DisplayPort 1.4, 2x HDMI 2.0, 1x USB type-C, 3x USB ports and 1x an audio output. 2x 5 W audio system are in-built to the display and the stand provides tilt, top and swivel changes. No phrase on pricing as of but.
Update December 10th 2020: AOC has simply made the AGON AG493UCX out there for buy. Initial availability is pegged for Europe with a price ticket set at £899 / €899.