Updates 1/7/20. 6/4/20. Added Video Discussion! 3,317 word post, approx. 4-5 min. read Hey there friend, and Welcome aboard!! Before we get into the Best Headphone Amp for the AKG K701 & K702, grab a snack, sit back and relax because.. I’m Here to Help!! Table of Contents Introduction The Hierarchy of Importance Headphone Impedance