iDAC 2 Micro “Burr Brown chip is utililized for DSD native playback.” says Ates Berberoglu on Headphone.Guru.
“Pros: Very musical and resolving sound, versatility, great bass/treble boost, amazing build quality.”
“iFi Audio Pro iCAN balanced hybrid valve/solid state headphone amp/preamp!” A review by Chris Martens on hifi+
“iFi Nano iDSD Light Edition..a simple and more affordable high quality DSD device.” a review by Steven on MajorHiFi.
“iFi Nano iDSD LE…It is superb and offers some great features for the asking price.” A review by TheTechAudiophile on YouTube