Newegg offers the refurbished Logitech G930 7.1-Channel Surround Sound Wireless Gaming Headset, model no. 981-000257, for $49.99. This $10 mail-in rebate cuts it to $39.99. With free shipping, that's $9 under our July mention and the lowest total price we could find for a refurb by $22. It features an adjustable noise-canceling microphone, on-ear audio controls, frequency response of 20Hz to 20kHz, and range of up to 40 feet. Deal ends November 11.
A 90-day warranty applies, although it's unclear who backs it.