Always looking for better sound, I wanted to boost my listening, especially during my daily travels to my rest: my "work"; =)) Train, tram ... urban nuisances, everything seemed to gang against my desire to enjoy the best of my Xperia Z1 Compact outside the house. Until I came across this Alien object: the Fiio E06! It reinvents headphones. When we audiophile, the slightest improvement are hailed as a feat, I admit. But the! This is the sound stage is best placed, detailed. Not to mention its main function: to amplify the sound. For me, it's mission accomplished. And for the price, it's caviar tube! ! !