- How long have you use it?
Almost 3 years

- What is so special that you like most and least?
Comfort, power, design, light weight (just how vulnerable ?!?),
What I dislike: nothing can be had by its fragility (well only one case in 3 years I do not know if it's a lot ^ ^)

- Have you tried many other models before buying it?
Not many, Sennheiser HD25, a numark that's all

- How would you rate the quality / price?
So VERY good headphones so ... very expensive. What Normal

- With experience, you do again this choice? ...
Yes, without hesitation, because this headset is really a bomb.
A right by my concern that I had recently with (see: )

See this post about parts not available for Pioneer headphones, they are available Aparri ².