Microsoft Store offers the Astro A50 Gaming Wireless Headset for $179.99 with free shipping. That's $20 below our mention from six days ago and the lowest total price we've seen. (It's also a current low by $120.) It features Dolby 7.1 surround sound, three equalizer modes, lithium-ion battery, headset stand, mix amp Tx, AG1, display stand headset cables, and charging cables.