Thanks for the really great help. I'm also wondering, if I buy the HDVD800 amp from sennheiser, how would I connect it to my computer? I currently have an Apogee Duet. Would I connect my headphone to the HDVD800 to the Duet, then to my computer? Or does an HDVD800 replace an Apogee Duet?    Oh...

Hey all,    I have a pair of HD800s. I always read stuff about these "requiring" a good amp and whatnot, but why exactly is that? If I plug these in straight into my computer, using a thick to thin plug converter, what about the sound would be worse? I've read that amps turn up the sound, but...

Hello all,    I'm new here, and was wondering if anyone has both the SE846 and the UltimateEars 18 pro custom earphones? They are pretty much the same price; and I'm trying to decide which one to go with. I like balanced and neutral sound better than colored, though a bit more umph in the bass...