A solid noise-canceling wireless gaming headset should give you clear mic audio, comfort during long sessions, and last at least three or four years. You want to buy once, not replace cheap plastic earcups every nine months. Audio brands drop new hardware every autumn, which means last year's flagship usually gets discounted right when the minor refreshes arrive.
If you aim for the $250 sweet spot during major sales, you can get premium drivers and active noise cancellation without overpaying. Spreading that cost over time helps keep your monthly cash flow intact.
Keep in mind that 0% intro interest is a strict deadline, not free money. If you still carry a balance after the 18 months wrap up, standard interest applies to whatever remains, which wipes out the savings you got on the sale.