anyone has both of these and compared the sound quality ? I can live with the 14hrs battery life of the Meizu, so let's not factor that in. Which is a better player ?

I'm currently in Shanghai on a business trip. Can any kind souls here who have been to Shanghai recommend a place to get good headphone amps ? like the ones reviewed here, preferably china made amps, as they will be cheaper compared to imported amps. I'm referring to portable headphones amps...

just got a headphone amp and finds that the limiting factor is my mp3 player, iAudio U3. There's a slight improvement in the bass but not much. I'm hoping that a line out would improve matters. All my music collection is in FLAC, so would need an mp3 player that decodes FLAC files and have a...