hi, thanks for the advice. I changed the earphones over but still observed the same sound issue. Is it possible to identify + fix the internal components that aren't working, or is it time to buy a new pair of headphones?   Thanks, Rich

Hi,   I have a pair of ultimate ears Superfi 5 pro. They've worked fine for the past couple of years, but now the right headphone isn't producing the same sound as the left one (which sounds as good as normal). I can still hear music from the right earphone but it sounds tinny and much...