| Test | [DirectSound] AudioDevice on USB Bus | pwrTotBart_DX_10W | pwrTotBart_SX_10W |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.12, -0.04 | +0.07, -0.48 | +0.09, -0.57 |
| Noise level, dB (A): | -93.2 | -91.5 | -91.9 |
| Dynamic range, dB (A): | 93.3 | 91.5 | 91.9 |
| THD, %: | 0.0041 | 0.230 | 0.851 |
| IMD + Noise, %: | 0.010 | 0.583 | 0.893 |
| Stereo crosstalk, dB: | -94.6 | N/A | N/A |
