As per ASRock's product page ASRock Low Blue Light Technology. If you're curious why: I needed a graphics card, and the only reasonably priced one I could find was being sold as a bundle. I don't need the monitor.
ASRock Phantom Gaming 27" 520 Hz IPS FHD Gaming Monitor PG27FFX1B
ASRock Phantom Gaming 27" 180 Hz IPS FHD Gaming Monitor FreeSync (AMD Adaptive S
AOC 27" 180 Hz IPS FHD Gaming Monitor 1920 x 1080 DCI-P3 (CIE1976): 102.2%, NTSC
MSI 25" 180 Hz Rapid IPS FHD Gaming Monitor FreeSync (AMD Adaptive Sync) 1920 x
MSI 25" 180 Hz Rapid IPS FHD Gaming Monitor 1920 x 1080 G255PF E2
HP 27H G4 27" IPS FHD 60Hz Monitor 5ms Height/Tilt, VGA, HDMI & DisplayPort