Microsoft Store offers the Turtle Beach Ear Force X12 Gaming Headset for $29.99 with free shipping. That's $5 under our May mention and tied as the best price we've seen. (It's also a current price low by $12.) It features 50mm speakers, adjustable bass, and Xbox 360 and USB connectivity.
It's so easy to save big at Ulta that you should never pay full price -- whether you're buying makeup, fragrance or other products.