As one of its daily deals, Best Buy offers the Turtle Beach Ear Force X42 Wireless Headset for Xbox 360, model no. TBS-2270-01, for $104.99 with free shipping. That's the lowest total price we could find by $14. Sales tax is added where applicable. Features include a 2.4/5GHz dual-band WiFi connection, Dolby surround sound, 50mm speakers, frequency response of 20Hz to 20kHz, microphone, and more. It requires two AAA batteries (included). Deal ends today.