Cowin via Amazon offers its Cowin E-7 Active Noise Cancelling Bluetooth Headphones in Black for $69.99. Coupon code "OUTDEAL1" cuts that to $39.99. (The $1-off coupon does not need to be clipped.) With free shipping, that's tied with our mention from a month ago and the lowest price we could find by $30. They feature 40mm drivers, swiveling earcups, mic, remote, and 30 hours playtime in Bluetooth mode. Deal ends November 30.