Updated 15 May 2026
| Brand | FiiO |
| Category | Headphones |
| Available at | 1 UK stores |
| 90-day avg | £514.99 |
FiiO
FiiO FH9 Knowles Hybrid In-Ear Earphones Silver
£514.99Fair Price
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PRICE HISTORY
Current
£537
Change
+18.8%
Avg
£481
Low
£434
High
£539
Volatility
5.2%
PRODUCT DESCRIPTION
- The FiiO FH9 Knowles Hybrid In-Ear Monitors are made for listeners who want uncompromised clarity flexible tuning and comfort that lasts through extended sessions. They feature a hybrid driver configuration pairing a powerful 13.6mm DLC dynamic driver with six custom Knowles balanced armature drivers. This setup delivers precise bass clean mids and rich treble—ideal for picking out every instrument or vocal layer in your favourite tracks. A semi-open acoustic structure balances ear pressure for fatigue-free listening while a notch filter inside the shell reduces harshness and keeps the sound transparent. You can tailor the FH9s sound to your liking using three interchangeable filters each offering a unique tone. Built from pure titanium the shells not only look sleek but also help reduce unwanted vibrations. Completing the package is a premium monocrystalline pure silver cable and swappable plugs to suit both balanced and single-ended sources.