I think I found the perfect cleaning agent for headphone cushions—velour and similar.   After about three months of use my brand new HD 650 cushions already started to smell a little bit, to the point I smelled the dirt just by wearing them. This is mainly because I have slightly oily skin...

I understand the whole impedance concept and its effects.   I ask this question because even when I set my soundcard to output 64 ohms max to my 300 ohms HD 650, the volume is still very loud. If I go on max volume at 300 ohms, I swear to god, my headphones become loudspeakers. As loudspeakers...

TL;DR Lower quality made me turn up the volume. Higher quality made me lower the volume, a LOT.   Longer version: I just created an account here to share with you what I consider to be an extremely important knowledge for the health of anyone who listens to music, including your kids.   In...