[DEAD] Used HIFIMAN EF2A USB Headphone Amplifier for $112

As of re-check, the $112 offer got scooped up, the lowest price as of early 8/1/15 is $130… The HIFIMAN EF2A USB Headphone Amplifier is currently available in “Used – Acceptable” condition for around $112 by Audio Advisor with the order fulfilled by Amazon so it is eligible for the free 2-day Prime shipping. This hybrid tube amp averages 4 out of 5 based on 67 customer reviews.