| Name/Model |
KA3 |
Color |
Black |
| Hardware solution |
DAC: ES9038Q2M |
FiiO Control |
Yes |
| Weight |
17.5g |
Size |
56.3mm x 20.2mm x 12mm |
| USB port |
TypeC USB |
Earphone port |
3.5mm |
| Balanced output port |
4.4mm |
DSD |
DSD64/128/256/512 |
| Firmware upgrade |
System firmware and Bluetooth version can be upgraded via USB |
Samplig rate indication |
Blue ≤48kHz
Yellow ＞48kHz
Green ＝DSD
|
| Channel balance |
PO: <0.004dB(32Ω/THD+N<1%)
BAL: <0.046dB(32Ω/THD+N<1%)
|
Recommended headphone impedance |
16~300Ω(PO)
16~300Ω(BAL)
|
| Maximum supported sampling rate |
768KHz/32bit |
|
|
| Power Supply Parameters |
| Power supply |
|
Battery capacity |
N/A |
| Audio parameters |
| Single-ended line output performance parameters |
| Output power |
120mW (16Ω,THD+N<1%) |
Output Level |
2V(32Ω/THD+N<1%) |
| 130mW (32Ω,THD+N<1%) |
Crosstalk |
≥ 76dB(1Khz,32 Ω load) |
| 14mW (300Ω,THD+N<1%) |
≥ 118dB(1Khz, no-load) |
| 7mW (600Ω,THD+N<1%) |
Output impedance |
<0.5 Ω (load 32 Ω) |
| Frequency response |
20Hz to 20KHz, amplitude of variation 0.2dB |
SNR |
≥ 122dB(32 Ω A) |
| 20Hz to 50KHz, amplitude of variation -1dB. |
THD+N |
<0.0008% |
| Noise floor |
＜1.7uV（dbA） |
|
|
| Balanced headphone output performance parameters |
| Output power |
120mW (16Ω,THD+N<1%) |
Output Level |
2.7V(32Ω/THD+N<1%) |
| 240mW (32Ω,THD+N<1%) |
Crosstalk |
≥ 106dB(1Khz,32 Ω) |
| 56mW (300Ω,THD+N<1%) |
≥ 115dB(1Khz, no-load) |
| 28mW (600Ω,THD+N<1%) |
Output impedance |
<0.7 Ω ( 32 Ω) |
| Frequency response |
20Hz to 20KHz, amplitude of variation 0.2dB. |
Noise floor |
<2.9uV(dbA) |
| 20Hz to 50KHz,amplitude of variation -1dB. |
THD+N |
<0.0010% |
| SNR |
≥ 119dB(32Ω dbA) |
|
|
