ebestshop4u via eBay offers the factory-refurbished Sony Noise-Canceling Headphones in Black, model no. MDR-NC7, for $19.25 with free shipping. That's $10 under the lowest total price we could find for a new pair, although we saw this refurb for $1 less last fall. Features include a foldable and swivel design, ambient noise reduction of 87.4%, and more. A 90-day Sony warranty applies.