Sennheiser + Adidas = Headphone series 03 Friday Dec 2010 Posted by Jafri in Design, Science & Technology ≈ 1 Comment TagsAdidas, CX 310, HD 220, HD 25, Headphone, Sennheiser Sennheiser has joined hands with Adidas to create a new line of Adidas headphones. The range includes HD 25, HD 220, CX 310. Source: ipodnn Share this:EmailPrintTweetPocketRedditShare on TumblrLike Loading...