Currently picked up the Fiio E12 portable amp to power a new pair of Beyerdynamics DT 770 Pro 250 ohm cans, coming from M50s and E6. They seem to do okay, but was curious if there's a better portable amp/dac out there people have experience with.    I'm using my iPhone 6 plus to run to the E12...

Hello Audiophiles!   New to the forum, but am long term music junky. Within the past year, I'ven been really getting into the higher quality listening experience. While I've appreciated by ATH-M50's, I've been looking at upgrading and though I originally planned for the Beyerdynamics 770's, I...