ifi micro idsd black label dac and headphone amplifier/preamp with mqa and dsd. desk and portable use with smartphones/daps/tablets/laptops, via usb/spdif/coaxial/optical / 3.5 aux/rca - Walmart.com
iDSD Micro Black Label: "Good DAC with Multi-connect and output." A review by stevenyu2000. - iFi audio
Trans/portable high-end audio: iFi's micro iDSD Black Label | Darko.Audio
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