How long have you use it?
for about 15 years.
Have you tried many other models before buying it?
yes one can any marks.
What is the particular feature you like best and least?
the +
-That sound
-That transparency
-the
It is really comfortable.
How would you rate the quality / price?
the value was good at times and I bought it.

Why do you use this headset (sound, mixing, mastering, live, studio ...)?
I use it to control the mix of my tracks.
Its coatings are they nice?
it's okay but after a while it really hurt the ear.
What music do you listen to?
d & b, frenchcore, tech, hiphop
Do you find it tiring during extended wear
I personally can not kept more than an hour after it hurts too much.

The headphone you seem weak or strong?
it is a good solid construction.
He has a detachable connection?
yes.
Its appearance or performance have they degraded over time?
not.

The audio quality of the headphones you she looks good (serious overall balance, mid, treble, stereo)?
yes it is very good and balanced choices to about 60 hz then nothing.
You sound level seems too low or too high?
the noise level is correct.
What will become of sound insulation (do you hear outside noise from your headphones, and is what people hear the music you listen to)?
there is no insulation in, but the studio is this important right? I do not rumen.