Thank you... I'm willing to give those a try. Based on reviews it seems they definitely need some power. Do you think they would be a good match with the Schiit Fulla?

sorry to bump an old thread...but this should work, yes? it's a powered usb camera port...should provide the fulla and the phone with power.   http://www.apple.com/shop/product/MK0W2AM/A/lightning-to-usb-3-camera-adapter

Hello...   New here, but not new to audio...   Currently I am searching for a pair of IEMs that have a neutral response, or a response very similar to my reference headphone set, the German Maestro 8.35D.   Recently I bought the RHA T20i after a recommendation from an audiophile friend...