So I just bought the Schiit Stack uber and got it all hooked up. Headphones work and sound great. I plan to get some new speakers in the future to hook up to the pre outs. My current speakers are an old z2300. Noob question is: I can't hook the z2300 speakers right to the pre outs (bypassing...

Full Compass has Dt990 pro 250 ohms for $135, either through their website or Amazon (free shipping at Amazon). They're a listed beyerdynamic partner. Just ordered one myself, good timing because I just decided I wanted a pair last night and was waiting for a good deal.