First first of all, this is my very first review so please, don't judge me at all. Then, I would like to thank to HiFiMAN for the opportunity to join me the loan and let me try these cans. Im gonna try to be very objective and put my real opinion, I don't want to be a gentleman just because they gave the opportunity to try them, period. The package that I received was very good sealed and basically contains the package where the headphones were contained. And another one of the rear with the specifications which basically are resumed to...