| Test | Hifidiy mini usb dac 02(US) | Hifidiy mini usb dac 02 |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.04, -0.32 | +0.04, -0.32 |
| Noise level, dB (A): | -96.5 | -96.4 |
| Dynamic range, dB (A): | 96.3 | 96.3 |
| THD, %: | 0.0007 | 0.0005 |
| IMD + Noise, %: | 0.0044 | 0.0044 |
| Stereo crosstalk, dB: | -97.3 | -96.8 |