Used FiiO E11 Headphone Amp for $37 + S&H

If of all the Fiio (and competitor models) it is the FiiO E11 Headphone Amp the one you want, it is available in “Used – Excellent Plus” condition for $37 plus shipping (around $4 for most zipcodes) at Adorama. Used items sold through their website come with a 90-day house warranty (meaning Adorama offers the warranty) and you have 30-days to return an item if it did not satisfy.