The earphones are detachable and you can use your own audio headphones. As I understand the quality of these are actually pretty good, and definitely better tha

The earphones are detachable and you can use your own audio headphones. As I understand the quality of these are actually pretty good, and definitely better than "gamer" headphones that the target audience might have. The reason they are on there is because they want to be sure everyone who has the rift has a decent audio solution, because positional audio helps so much with tricking your brain into being immersed.