General Specifications |
Name/Model |
FW3 |
Hardware solution |
"DAC: AK4332 Bluetooth: QCC5141" |
Color |
Space gray |
Configuration |
1DD |
Bluetooth version |
Bluetooth 5.2 |
Max sampling rate |
96kHz-24bit |
Bluetooth(5.2) codec |
SBC/AAC/aptX/aptX Adaptive/LHDC |
Supported protocol |
A2DP/AVRCP/HFP/HSP |
Bluetooth distance |
≈10 metres |
FiiO Control |
√ |
Weight |
"≈ 6.2 g × 2 (units) ≈44.8 g (charging box only) ≈57.2 g (in total)" |
Dimensions |
"28.4*22.9*22.6mm (units) 68.4*43.9*32.5 mm (charging box)" |
Firmware upgrade |
Firmware upgrade |
|
|
Buttons |
Main buttons |
Click: Pause/Play/Answer incoming call |
Secondary button |
Click: volume-(left unit)/volume+(right unit)/answer call |
Double tap: voice assistant |
Long press for 1s: previous song (left unit)/next song (right unit)/reject call/hang up call |
Long press for 1s: reject the call/hang up the call |
Long press 8s: reset |
Press and hold for 2s: power on |
|
|
Press and hold for 5s: power off |
|
|
Supported Features (Setup via FiiO Control) |
Game mode |
Bluetooth latency will be lower, power consumption will be increased. |
Indicator switch |
Set the earphones indicator on and off |
Charging protection |
Units will stop charging when reach to 85% |
Power saving shutdown |
Set the timed shutdown(when music paused) |
Bluetooth code selection |
Select the Bluetooth code that needs to be used, and the unselected code will be prohibited |
Equalizer |
Support EQ and PEQ adjustment |
Channel balance |
L12 ~ R12 (0.5 dB per level) |
Filters |
A total of 4 kinds of filters are available: steep drop/slow drop/short delay steep drop/short delay slow drop |
Power parameters |
Charging time |
Units: ≈1h |
Battery capacity |
Units: 65mAh |
Charging box: ≈1h 40mins |
Charging box: 380mAh |
Battery life |
≈7h (units) + 14h (charging box) |
Call time |
≈ 5h30min |
Test conditions: aptX, mobile phone: full volume, units: volume 16 |
est conditions: aptX, call: volume 24, units: volume 16 |
Power input |
5V 1A and above |
|
|
Audio parameters |
Impedance |
32Ω@1kHz |
Sensitivity |
106dB/mW (@1kHz) |
Frequency response |
20Hz-20kHz |
SNR (DAC+AMP) |
≥106dB (dbA) |
THD+N(DAC+AMP) |
<0.0016%(1kHz/32Ω) |
|
|