I upgraded from the HD 439's to my current HD 558's and I must say I sure do miss the 439's I had, after a hundred hours or so burn in they started to sound really good, sound stage really opened up, either my ears got used to them or they burned in.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.