Audiophilepure

http://www.pcmag.com/article2/0,2817,2427285,00.asp

“On tracks with intense sub-bass content, like the Knife’s “Silent Shout,” the HD 25 Aluminum behaves as you’d expect a pro-level DJ headphone pair to. It delivers the low-end cleanly and clearly, with no distortion even at top, unsafe listening levels.”