The Focal Spirit Classic does everything I've asked of it very, very well.   For the past few weeks I have been using it on an almost daily basis with either my PS Vita or my computer music set up. Out of curiosity I have even listened to it on my phone a few times and they have proven very easy to drive. Using them with a headphone amp, I would recommend one with switchable gain, really tightens all of it's sonic aspects up.   I have been playing, "Thomas Was Alone" on my PS Vita (straight out of the headphone jack) and these headphones really...