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FiiO FA7 Quad BA IEM - Review - Headphone & Earphone Reviews
INTRODUCTION The mid-range IEM market ($250-500) has been somewhat dominated by hybrid designs recently, where in the past it was mainly the home of the more established multi-BA based earphones. FiiO has steadily progressed their own line of hybrid and all-BA IEMs (FH1, F9, F9 Pro, FH5) over the last 2 years, and the natural …