Harman Audio offers the factory-refurbished AKG K545 Closed-Back Headphones in Black, model no. K545BLK, for $98.88 with free shipping. That's $31 under our mention from April and the lowest total price we've seen. (It's also $81 under the lowest total price we could find for a new pair today.) They feature a foldable design, 50mm drivers, carrying case, frequency response of 10Hz to 25kHz, and two detachable cables with inline controls. A 1-year Harman warranty applies. Deal ends June 28.