Sadly, after 2 months of normal use, the right driver started to rattle with any bass heavy songs. What should I do ? I removed the pad but I don't want to damage anything removing the plastic ring to check the driver. I email Beyer and I got a Service form under warranty.   Should I send...

I like my headphones but there's not enough bass to my taste. Perhaps because they are Flat Sound.   I want rich bass Comfort Closed-back would be nice. Open are also an Option. Only thing I need to block are fans from my Pc ;)   Listening from Eric clapton to DubStep. So any kind of...