Looking for a $300 pair of closed/semi-closed headphones that sound great without an amplifier. Some features I'm looking for are   Amp-less: I will be driving these out of a laptop/portable media player. I don't plan on purchasing an amp soon so scalability is not an issue for me. I'd just...

Hello,   I'm on the quest for headphones on a budget of $300.   Sound: Looking for a lush, full sound that is especially strong with mids for reproducing female vocals while not being especially lacking in other areas. Punchy mid-bass and rumbling sub-bass are a plus. I also don't want...