Hi I won the bid on ebay were I bided on a suppose to be new pair of dr dre studio blue headphones I won with a bid of 115.00 he said they were real and new when I got them that was a lie they were not new or real and none of the cords were in the box I have filed a case with ebay trying to get my money back.i no they are fake because I got my grandson a pair and they is nothing at all like the real ones they is a bad knock off they have no serial numbers they is light as a piece of paper