Thanks for the advice, I'll give a look. The 555s I've had for many years but I usually am an IEM guy so the full size stuff I'm not really up to date on. These were really just for late night gaming or movies so as not to disturb a sleeping wife. Sure do miss the old UE before the Logitec...

Hi All,   New here, I have these Sennheiser HD555s, I don’t use them a whole lot but more recently I noticed a little crackling which I don’t recall them making when I bought them. It’s not terrible, but I’m wondering if they were damaged by being over driven.   See a while back my...