Used Fiio K1 USB DAC/amp for $21 + $4 S&H

The new condition Fiio K1 USB DAC/amp goes for $40 in new condition but if you are willing to go used, you can get it for $21 plus $3.75 shipping at Adorama in “Used – Demo” condition. If you don’t see it in the search results over there, it means it sold out!