fool answer of the year
Its flicker free
To deliver a more comfortable viewing experience, ASUS Eyecare monitors adopts Flicker-Free Technology to clear out the distracted flicker shown on the screen and help reduce eye fatigue for long-period watching.
Panel Size: Wide Screen 23.0"(58.4cm) 16:9
Panel Type : AH-IPS
True Resolution : 1920x1080
Full HD 1080P : Yes
Pixel Pitch : 0.2652mm
Brightness(Max) : 250 cd/㎡
ASUS Smart Contrast Ratio (ASCR) : 80000000:1
Viewing Angle (CR≧10) : 178°(H)/178°(V)
Response Time : 5ms (GTGσ)
Display Colors : 16.7M
Flicker free
from Asus page