After a software update on the Samsung Galaxy mobile phone it was over with rich bass and full sound while listening to pop music with the original headphones. After the procurement of these in-ear headphones and downloading the Power Amp App. is it OK again, and (pop / rock) makes listening to music fun again. From Tablet is not to mention. - The headphones are supplied to the individual characteristics of your ear with different attachments to adapt. It is important that you choose the right earphone essays, so that the ear is completed correctly by interfering ambient noise. The headphones feature a very high efficiency and can thus for lovers of rock and pop with x-fold more expensive products more than just measure. - Strong buy recommendation ... and for above requirements clearly five points for it. - The only question is: What do the lovers of classical music to this headset?