Change Line: Have you ever compared the diameter of your headphone cable structure and the really high-quality wire rod? If you have a comparison, there is some doubts the voice of your headphone cable. Headphone cable is generally intended to comfort (weight, mechanical strength, flexibility, not to transmit mechanical noise). Typically, these lines of pure sound quality is very poor. Of course, comfort is the first, if you do not care about comfort, it still has a great returns for change line. These techniques are certainly not complete. And without guarantee that she can improve the sound quality. But it is still worth for a try.