GoldStar Tech via eBay offers the refurbished Astro A40 TR Headset for Xbox One bundled with the Astro MixAmp Pro TR for $99.99 with free shipping. That's $141 under the lowest price we could find for a new unit. The headset features a swappable precision microphone, 48-ohms impedance, and a frequency response of 20Hz to 24kHz.

Note: No warranty information is provided.