Hey all, I've got a pair of HifiMan HE-400 headphones. This is an extremely amateur question, so please excuse me. However I could find no info on the topic while scouring the internet. I was wondering if there are any problems with using the HE-400s with my guitar amp's head unit (the actual...

I am looking to purchase a pair of full-sized headphones that have a strong emphasis on bass.  I want the headphones to perform admirably on all ranges of bass (low/sub, mid-range, and high).  Here is the problem, though.  I would prefer the headphones to be excellent in all other departments...