Intro           I received these headphones for evaluation from Fiio.  I was not paid for my review and the headphones were returned after the review period.     Music can evoke real emotion.  It can be a powerful experience to listen to a good song.  The type of music that stirs you is different for everyone.  Luckily, music is as diverse as its power is universal.  And the variety of headphones available is almost as diverse as the music they are designed to reproduce.   I love music.  But I am a bit of a beginner when it comes to...