My Wit via eBay offers the refurbished Beats Studio Wireless Over-Ear Adaptive Noise Canceling Headphones in Matte Black, model no. MHAJ2AM/A, for $159 with free shipping. That's $69 under our September mention of a new unit and $75 below the best price we could find for a new unit today. These rechargeable headphones feature adaptive noise canceling, Bluetooth, a detachable 3.5mm cord, and include a hard carrying case.