The Meta/Quest 2 is a standalone VR headset, which means you don't need a computer to use it. If you're just getting into VR, I'd recommend the Quest 2. The price is decent and the performance is superb. It's my VR headset of choice.
As the great General Sun Tzu wrote: For to win one hundred victories in one hundred battles is not the acme of skill. To subdue the enemy without fighting is the acme of skill. And here’s Bruce Lee’s take on it in the movie “Enter the Dragon”