TigerDirect offers the factory-refurbished Sony Wireless Noise-Reduction Headphones in Black, model no. MDR-RF970RK, for $49.99. Coupon code "HYP67540" cuts it to $39.99. With free shipping, tied with our April mention and the lowest total price we could find for a refurb by $2. (It's also $37 under the lowest total price we could find for a new pair.) These headphones feature 40mm drivers and a 150-foot range. Coupon expires August 17. A 90-day Sony warranty applies.