Sigh.   I just got a pair of K550s that I ordered from Headroom, and found out that the arms of my glasses break the seal needed for proper bass response.   I got them to use for recreation as well as recording vocals in my studio, so I may keep them just for the studio, where their...

My trusty old Denons had the right side driver go dead on me.   When the driver died, I was listening to some music, and heard crackling with bass notes. This problem has been intermittent over the years. I tapped the ear cup out of frustration, and lost all sound to that side. Sigh. Note...