| Model |
K3 |
E10K |
Q1 Mark II |
| USB |
Type-C |
Micro USB |
Micro USB |
| USB AUDIO CLASS |
UAC1.0 + UAC2.0 |
UAC 1.0 |
UAC2.0 |
| Volume Knob |
Digital |
Analoge |
Digital |
| GAIN |
L/H |
L/H |
L/H |
| BASS BOOST |
0/+6dB |
0/+5dB |
0/+5dB |
| Line Out |
Y |
Y |
Y |
| Headphone Out - Single-Ended |
Y |
Y |
Y |
| Headphone Out - Balanced |
2.5mm |
/ |
2.5mm |
| Coaxial Out |
RCA for 192kHz
Support DSD64 DOP |
RCA for 96KHz |
/ |
| Optical Out |
96KHz Max |
/ |
/ |
| USB Chip |
XMOS XUF208 |
TENOR TE7022 |
XMOS XUF208 |
| USB Driver |
ASIO/KS/DS/WASAPI
DSD DOP/Native |
ASIO/KS/DS/WASAPI |
ASIO/KS/DS/WASAPI
DSD DOP/Native |
| Audio DAC |
AKM AK4452 |
TI PCM5102 |
AKM AK4452 |
| LPF OP AMP |
TI OPA1612 |
TI OPA1642 |
TI OPA1662 |
| Driver OP AMP |
OPA926 *2 |
TI LMH6643 |
OPA926 *2 |
| Output Power - Single-Ended |
220mW（16Ω）
120mW（32Ω） |
160mW（16Ω）
200mW（32Ω） |
112mW（16Ω）
75mW（32Ω） |
| Output Power -Balanced |
320mW（16Ω）
200mW（32Ω） |
/ |
240mW（16Ω）
220mW（32Ω） |
| Line out |
1.9Vrms |
1.3Vrms |
1.5Vrms |
| DAC |
384KHz/32bit |
96KHz/24bit |
384KHz/32bit |
| DSD |
DSD256 |
/ |
DSD256 |
| SNR |
≥113dB |
≥105dB |
≥110dB |
| THD+N |
≤0.004% |
≤0.006% |
≤0.004% |
| Frequency Response |
20Hz-80KHz |
20Hz-20KHz |
20Hz-80KHz |
| Indication LED |
RGB LED for sample rate |
Blue LED for Power On |
Blue LED for Power On
DSD Format -Green |
| SR<48KHz - Blue |
| SR>48KHz - Yellow |
| DSD Format - Green |
