| Test | Hifidiy mini usb dac 02 HA Bias ClassA | Hifidiy mini usb dac 02 HA |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.04, -0.39 | +0.05, -0.40 |
| Noise level, dB (A): | -96.0 | -95.9 |
| Dynamic range, dB (A): | 96.1 | 96.1 |
| THD, %: | 0.0005 | 0.0026 |
| IMD + Noise, %: | 0.0046 | 0.0054 |
| Stereo crosstalk, dB: | -89.0 | -88.5 |