This is the monitor you get when you need something bigger and sharper than what came with your computer but don't want to spend much. It's 27 inches at 1440p resolution, which means text is noticeably crisper than 1080p and you can actually fit two documents side by side without squinting.
The 100Hz refresh (how many times the picture updates per second) sits in the middle ground — smoother than the basic 60Hz office screens but not quite the buttery motion serious gamers expect. It's fine for casual gaming and makes scrolling webpages feel nicer, but competitive shooter players will notice it's not keeping up with their 144Hz+ friends. Colors look decent for an IPS panel, nothing fancy but won't make you wince.
The HDR Ready label is marketing speak for 'not real HDR' — ignore it entirely. This is just a regular bright screen.