So, I'm looking to buy another step up from my DT990s, and so far there are these four in question, all around the same price range. I loved the sound of the DT990s, but the mids were perhaps a bit recessed and the treble slightly bright. I listen mainly to electro, but acoustic here and there...

I have the DT 990 Pros, and the left driver went out on its own today. I was really disheartened when this happened, as they are great headphones. Does anyone know if they cover these headphones? I bought them a couple of months ago, after Christmas.   Thanks, guys.

Alright. Well, here's the deal: I've had my 700's for about a half year and, a week ago, I decided to purchase some 558's.   Needless to say, I am not impressed with them. The 558's seem to produce less enjoyable sound than my 700's, even after being burned-in for over a dozen hours, and...