Hi all,  I am looking into buying another pair of headphones (maybe two) and I plan on using them with my current ones, a pair of Sennhieser HD555s. My main mode of listening is my computer with an Asus Xonar ST soundcard, but I would like to get an extension cable for the 6.3mm jack, since...

Hi everyone, I'm looking to buy a pair of headphones that are are neutral, open/semi-open, have a good soundstage, and no more than about $300 (I'll be willing to stretch my budget if I have to). I won't mind a pair that has relatively weak bass, and I'll be buying an amp in the future...