It really seems miniscule when you unpack (the plastic package is very difficult to open, we must be patient and a good pair of scissors). Once rockboxé, we get what is done best in the mobile market in mp3 sound quality term. It reads the flac: short this small object, with a good helmet can provide crystal clear sound that gives the impression of having the guitar and drums in front ... The clip is convenient for accorcher n ' anywhere. However it does not take into account orders sometimes found on cables headsets / earphones. It seems solid and well finished.