You can't tell but the tip of the plug came off when it got yanked by accident.  I couldn't tell if it was broken off or it's a separate piece.  I pushed it back in by hand and there's a small space between the black part and the base of the tip.  It won't go in any further and I...

I am considering the d2000 or an ultrasone.  Suggestions on which ultrasones would be great.  Would like them to sound good with electronic music.  Using my mac and ipod.  Thanks.