The micro iCAN SE is an amp that produces a defined and resolute sound signature, especially when coupled with the QP1R. Detail is palpable, and the micro/macro detail of the HE350 truly shines. The "3D HolographicSound" setting helps add in a little more forward, rich and transparent sound field perception. iFi Audio explains: "3D HolographicSound recreates a holographic sound field like listening to a pair of speakers.