FiiO has launched a fully upgraded F9 PRO, this is an improve / enhanced version compared to the F9 / F9 SE. This headphone comes with 1 dynamic driver and 2 balanced Armatures with BA drives changed to knowles TWFK-30017-000.

The FiiO F9 PRO headphone is using hybrid design, with 2 armature BA drivers and one dynamic drives, the 9.2mm dynamic drives is for bottomless lows and the two BA for extended upper-mids and highs. With Knowles dual balanced armature TWFW-30017-000 the F9 Pro gets immense and enhanced audio capabilities.

Frequency response is from 15Hz to 40KHz, the FiiO F9 PRO has been certified by Japan Audio Society to be Hi-Res Audi capable. With this headphone users will be able to experience natural, life like listening experience – they can hear the music the way artists want it to sound.


The F9 PRO makes use of standard MMCX connector for its interchangeable cables, and comes standard with both 3.5mm single-ended and 2.5mm balanced cables. Cord Length is 1.2m, Sensitivity 106dB, Impedance 28 ohm, weight is 3.76 grams and using L shaped headphone plug.

Here are accessories you get inside the FiiO F9 PRO box

1. Carrying case
2. Ear tips x 12 pairs
3. Warranty card
4. 3.5mm single-ended cable with in-line controls
5. 2.5mm balanced cable
6. Water-resistant neoprene carrying pouch
7. Quick start guide

FiiO F9 PRO price in India is Rs. 12,990 (now Rs. 10,999).