How long have you use it?
I use them for 6 months

What is the particular feature you like best and least?
minimum: pettre difficult to clean the coating (after drinking chutte).
as: weight, size / power exeptionnel, I am satisfied vrment trs

Have you tried many other models before acqurir?
yes I possde of 215 sx mac mah, I worked ac many other forums
as eminence, Ecler, pad, could be compared to rcf.je Ecler Philos 15. (which sound very good quality too)

report quality price is interesting.

I'm waiting to see how it will grow old, but I believe in redemption, so yes I refer this choice.