Cheaper than most pro ranges and brands, but it is gorgeous, the bass is very present and accurate without drooling. Silicone foams and of different sizes shape memory are perfect. The micro controller + is ideal for iPhone. Attention when after a few months you think the highs are grilled, only the protective cloth that is saturated with wax. Even if you regularly remove visible pieces of wax, there is a thin film that soaks the black fabric. It is not seen with the naked eye by removing delicately include youth sound. I have not yet replaced the little fabric, but I should because during this time must foul the HP AC.