iFi AUDIO iFi Audio Micro iDSD Signature Finale Portable Headphone Amp and DAC 0303020
iFi Nano iDSD Black Label: great genes in this DAC family, wallet happy price – Audio Primate
iFi iDSD Black Label: Swiss Army knife utility, top tier sound and flexibility that does everything extremely well, so much value it's just unfair to the competition – Audio Primate
iFi Micro iDSD BL Review and Measurements | Super Best Audio Friends