Will this be the year of the single-DD earphone? Fiio thinks so. Their latest, the FD5, is a mid-tier IEM with a beryllium-coated dynamic driver. In this video, I’ll unbox the FD5 and test it on my frequency response measurement rig. This is NOT a review.

See the Fiio FD5 on Amazon:

Disclosure: This video is NOT sponsored, however Fiio did provide this IEM to me free for review. Check them out at

Music by Birocratic. Check him out on Soundcloud:

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