I really need some advice from all head fiers, im a newbie to this headphones and i really want to have one. Im listening to alternatives, rocks, rnb, hiphop/rap, classic rocks, metals, and backround music from movies, now im looking for a headphone that will makes me feel completely satisfied with bass and treble, and the quality of the headphone that lasts. And i dont want to get an amp for headphone, im going to use this for my ipod and computer. I know that many threads like this are already made before, and im sorry for reposting this thread. My budget is $100-$150 and closed back much preferred.. thanks for your help.