Having the exact same issue, did anyone find a solution?

I just got my AKG K712 and Beyerdynamic DT-990-Pro-250 headphones. I am so blown away at how good they sound! These are my first headphones I have purchased besides gaming headsets, lol never again. So glad I learned about this website and about true headphones. Shout out to MLE for the guide...

Just made my first headphone purchase! This guide was very helpful. I got the Beyerdynamic DT 990 Pro 250. Can't wait until I get them from Amazon. After thinking long and hard these headphones look just right for me and I can't wait to hear what I've been missing. I hope they are worth every...