FiiO FH9 Hybrid Driver In-Ear Monitor (Open Box) 3.5mm female A quick 5-minute recharge gives

A quick 5-minute recharge gives you 2 additional hours of music

giving the ability to precisely set output levels for different headphones

midrange and bass

Thanks to feedback from numerous international DJs

Etymotic’s original design

FiiO FH9 Hybrid Driver In-Ear Monitor (Open Box) 3.5mm female A quick 5-minute recharge givesFH9 1 Dynamic 6 Balanced Armature Drivers IEMS 1 dynamic 6 BA driver design Titanium alloy construction Custom 6 Knowles BA setup 2nd gen DLC diaphragm bass driver Specially tuned frequency response S. TURBO acoustic technology Semi open acoustic design Specially engineered notch filter High purity monocrystalline pure silver cable Hi Res audio certified Twist lock swappable plugs Interchangeable sound filters Stainless steel angled MMCX connectors 1