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
micro iDSD Black Label by iFi audio - USB DAC and Headphone Amp for Home and Portable
ifi micro iDSD Black Label Review – Gone, But Not Forgotten - Home Studio Basics
iFi micro iDSD Black Label review: black power - Soundphile Review
iFi micro iDSD BLACK LABEL Headphone Amplifier and DAC (Excellent Condition) | eBay