hi, I'm neither a technologist nor an audiologist or an english native speaker so forgive me my simplified expression on this earphones. I'm listening mostly to electronic music while using the Fiio X3 Player. The SQ is, in a manner of speaking, the full decentralization of every particle within the track. EVERY impulse can be recognized via the overwhelming focus on the treble. this is no earphone for relaxing sessions. This model reveals the pure vacuum in between the bits and bytes of the musical data. the atmosphere is sterile like the uprising...