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Key Features
The FiiO FW3 Wireless In-Ear Earphones use 10mm carbon-based drivers to deliver clearer detail, richer texture, and more dynamic sound across your playlist. An AK4332 DAC and amplifier chip works in the background to cut distortion and enhance resolution, so everything feels more lifelike. Paired with aptX Adaptive and LHDC support, you get stable, high-res Bluetooth audio—however you're connected.
You can fine-tune the sound to your liking using the 10-band EQ in the FiiO Control app. If you're gaming or watching video, the low-latency mode keeps audio tightly synced with the action, helping you stay immersed and respond faster. You get around 7 hours of listening on a single charge, plus 14 more from the case. And with physical buttons on each earbud, you stay in control.
Product Ref: 336615
| Driver configuration | 1 dynamic driver |
|---|---|
| DAC | AK4332 |
| Bluetooth chip | QCC5141 |
| Bluetooth version | Bluetooth 5.2 |
| Bluetooth (V5.2) codecs | SBC/AAC/aptX/aptX Adaptive/LHDC |
| Bluetooth distance | approx. 10 metres |
| Max sampling rate | 96kHz/24bit |
| Supported protocol | A2DP/AVRCP/HFP/HSP |
| FiiO Control app compatible | Yes |
| Impedance | 32Ω@1kHz |
|---|---|
| Frequency response | 20Hz-20kHz |
| THD+N (DAC+AMP) | <0.0016 (1kHz/32Ω) |
| Sensitivity | 106dB/mW (@1kHz) |
| SNR (DAC+AMP) | ≥106dB (dbA) |
| Main buttons | Click: Pause / Play / Answer incoming callDouble tap: Voice assistantLong press for 1s: Reject incoming call / Hang up callPress and hold for 2s: Power onPress and hold for 5s: Power off |
|---|---|
| Secondary buttons | Click: Volume- (left unit) / Volume+ (right unit) / answer callLong press for 1s: Previous song (left unit) / Next song (right unit) / reject call / hang up callLong press 8s: Reset |
| Game mode | Bluetooth latency will be lower, and power consumption will be increased |
|---|---|
| Charging protection | Units will stop charging when they reach 85 |
| Bluetooth code selection | Select the Bluetooth code that needs to be used, and the unselected code will be prohibited |
| Channel balance | L12 R12 (0.5 dB per level) |
| Indicator switch | Set the earphones indicator on and off |
| Power saving shutdown | Set the timed shutdown (when music paused) |
| Equaliser | Support EQ and PEQ adjustment |
| Filters | 4 available: Steep drop / Slow drop / Short delay steep drop / Short delay slow drop |
| Charging time | Earphone: approx. 1hCharging case: approx. 1h 40mins |
|---|---|
| Battery capacity | Earphone: 65mAhCharging case: 380mAh |
| Power input | 5V 1A and above |
| Battery life(Test conditions: aptX, mobile phone: full volue, units: volume 16) | Earphone: approx. 7hCharging case: approx 14h |
| Call time(Test conditions: aptX, call: volume 24, units: volume 16) | approx. 5h 30m |
| Colours | Space Grey / White |
|---|---|
| Dimensions | Earphone: 28.4 x 22.9 x 22.6 mmCharging case: 68.4 x 43.9 x 32.5 mm |
| Weight | Earphone: 6.2gCharging case only: 44.8gTotal: 57.2g |
| Product code | FIIOFW3-GRAY |
|---|---|
| EAN | 6953175740971 |