FiiO FH9 Headphone Earphone Wired High Resolution Over-The-Ear 1DD+6BA MMCX Swappable Cable with 2.5/3.5/4.4mm Headphone Plugs(Black)

Flagship Hybrid IEM's, 6BA+1DD: Fii Os new flagship hybrid IEMs, the FH9 earphone 1 dynamic 6 BA driver design (7 in total) features a 2nd generation 13.6mm DLC diaphragm dynamic bass driver fully capable of extending to the lowest frequencies with ample punch. Mid and high frequencies are handled by a custom 6 Knowles BA setup that accurately reproduces every last musical detail. Together, these drivers provide a rich and detailed musical soundscape fully befitting a flagship.