FiiO FF3S
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At a glance
- Brand
- FiiO
- Type
- Wired IEMs
- Fit
- -
- Connection
- Wired
- Noise cancelling
- No
- Released
- 2024
The FIIO FF3S are detachable cable earbuds with a drum-type dual-cavity bass design, aluminum alloy construction, and a 14.2mm dynamic driver. They feature a beryllium-plated dome and PU gasket diaphragm, with a high-purity silver-plated monocrystalline copper cable and swappable 3.5/4.4mm plugs.
The HearWiki takeAI-condensed
The FiiO FF3S are wired, detachable-cable earbuds with a warm sound signature, built around a 14.2mm dynamic driver with a beryllium-plated dome and PU gasket diaphragm. They feature an aluminum alloy shell, a dual-cavity bass design for enhanced low-end, and come with a high-purity silver-plated monocrystalline copper cable with swappable 3.5mm and 4.4mm plugs. These lightweight earbuds offer a comfortable fit and balanced output via a 2-pin connector, making them a versatile option for listeners seeking a rich, bass-forward presentation without active noise cancellation.
What works
- Warm, bass-forward sound with dual-cavity design
- Detachable cable with swappable 3.5/4.4mm plugs
- Lightweight aluminum alloy build (3.9g)
- Balanced output via 2-pin connector
- Beryllium-plated dome for detailed treble
What doesn't
- No active noise cancellation
- Wired only, no USB-C option
- On-cable buttons may be less convenient than inline controls
- Sensitivity might require a decent source to drive
Paraphrased from published reviews & specs - not an original hands-on test. Our AI disclosure.
Specifications
| Driver | 14.2 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 14.2 mm |
| Drivers per side | 1 |
| Frequency response | 20 Hz - 20 kHz |
| Sound signature | warm |
| Impedance | 45 Ω |
| Sensitivity | 105 dB/mW |
Audio
| Driver | 14.2 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 14.2 mm |
| Drivers per side | 1 |
| Frequency response | 20 Hz - 20 kHz |
| Sound signature | warm |
| Impedance | 45 Ω |
| Sensitivity | 105 dB/mW |
Features
| Active noise cancelling | No |
|---|---|
| Controls | buttons |
Design
| Weight | 3.9 g |
|---|---|
| Detachable cable | Yes |
| USB-C | No |
| Connector | 2-pin 0.78 mm |
| Balanced connection | Yes |
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