-stuffsnip-
first of all, all of those features are things that you can find in other headsets.
second of all, if OP has a budget of $300, then he'll probably want a good headset and then a standalone mic with the leftover money.
third of all,
It's worth your $100 that you don't have.
this remark was absolutely unnecessary because, if you had read the op, you would see that OP has a budget of $300. this clearly implies that he already has that money set aside for the purchasing of a headset.