Yugster offers the refurbished Beats by Dr. Dre Solo HD On-Ear Headphones in seven colors (Red pictured) for $89.97. Coupon code "FreeYugBuck" cuts it to $88.97. With $5 for shipping, that's $6 under our mention of a brand new pair of Beats headphones from four weeks ago and the lowest total price we could find for a new pair of Beats Solo HD by $34. These headphones fold up for easy travel and feature Control Talk. Deal ends January 2.