This is the monitor you pick when you want good gaming performance without spending enthusiast money. It's 27 inches at 1440p, so sharper than most laptop screens, and the 170Hz refresh (how smooth motion looks) keeps fast games from feeling choppy. Pixel response is quick enough that you won't see blurry trails when things move fast.
The USB-C port is a nice extra — plug in a laptop and it'll send picture and charge at the same time, though it's only 15 watts so it'll slow-charge or just keep the battery from draining, not replace your laptop's power brick.
The HDR label here doesn't really do much — it's called HDR but the screen won't give you those punchy bright highlights you're probably imagining. Treat it as a regular bright display and you'll get what you pay for: a capable gaming screen that doesn't cost a fortune.