| Testing device | [ASIO] RCF USB Audio Device | 
| Sampling mode | 24-bit, 44 kHz | 
| Interface | ASIO | 
| Testing chain | External loopback (line-out - line-in) | 
| RMAA Version | 6.4.5 PRO | 
| 20 Hz - 20 kHz filter | ON | 
| Normalize amplitude | ON | 
| Level change | -0.3 dB / -0.2 dB | 
| Mono mode | OFF | 
| Calibration singal, Hz | 1000 | 
| Polarity | inverted/inverted | 
| Frequency response (from 40 Hz to 15 kHz), dB | +0.13, +0.03 | Excellent | 
| Noise level, dB (A) | -106.6 | Excellent | 
| Dynamic range, dB (A) | 106.6 | Excellent | 
| THD, % | 0.00033 | Excellent | 
| THD + Noise, dB (A) | -96.5 | Excellent | 
| IMD + Noise, % | 0.00173 | Excellent | 
| Stereo crosstalk, dB | -94.8 | Excellent | 
| IMD at 10 kHz, % | 0.00165 | Excellent | 
| General performance | Excellent | 
 
| Left | Right | |
| From 20 Hz to 20 kHz, dB | -0.19, +0.02 | -0.09, +0.13 | 
| From 40 Hz to 15 kHz, dB | -0.07, +0.02 | +0.03, +0.13 | 
 
| Left | Right | |
| RMS power, dB | -105.5 | -105.5 | 
| RMS power (A-weighted), dB | -106.7 | -106.5 | 
| Peak level, dB FS | -84.3 | -83.7 | 
| DC offset, % | +0.0 | +0.0 | 
 
| Left | Right | |
| Dynamic range, dB | +105.5 | +105.4 | 
| Dynamic range (A-weighted), dB | +106.6 | +106.5 | 
| DC offset, % | +0.00 | +0.00 | 
 
| Left | Right | |
| THD, % | 0.00022 | 0.00044 | 
| THD + Noise, % | 0.00153 | 0.00148 | 
| THD + Noise (A-weighted), % | 0.00150 | 0.00148 | 
 
| Left | Right | |
| IMD + Noise, % | 0.00176 | 0.00170 | 
| IMD + Noise (A-weighted), % | 0.00141 | 0.00141 | 
 
| Left | Right | |
| Crosstalk at 100 Hz, dB | -104 | -106 | 
| Crosstalk at 1000 Hz, dB | -94 | -94 | 
| Crosstalk at 10000 Hz, dB | -74 | -74 | 
 
| Left | Right | |
| IMD + Noise at 5000 Hz, | 0.00161 | 0.00164 | 
| IMD + Noise at 10000 Hz, | 0.00163 | 0.00163 | 
| IMD + Noise at 15000 Hz, | 0.00166 | 0.00171 |