I have owned these for about 3 years, during which they were replaced twice because the cables snapped (a well known problem for these earphones)  I use them with a sony mp3 player and with the black foam tips. They isolate outside noise very well using these tips.    Now onto the sound signature. These earphones really emphasise the mid range of the sound spectrum, meaning the mids are much more prominant than the highs and the lows. Using a rock song for an example, this results in guitars and vocals sounding more prominant than the drums and...