This is a bigger version of what laptops usually have — 1080p stretched across 27 inches. That makes it less sharp than smaller 1080p monitors or anything running 1440p at this size. Text looks a bit fuzzy up close, and you'll notice the pixels if you sit arm's length away. If you're used to a laptop screen or coming from an older 24-inch, it'll feel fine. If you're sitting right up on it for work, it'll bug you.
For gaming it does what matters: 165Hz refresh means motion stays smooth in fast games, and the 1ms response keeps moving objects clean instead of blurry. That's enough for casual competitive play. The HDR label is meaningless — treat this as a regular bright screen.
There's a USB-C port that can handle video from a laptop, which is handy if you want to switch between a work machine and a gaming PC without unplugging cables.