# DUNU DK4001 HiFi Audio Hi-Res Beryllium PVD 5 Driver Hybrid Earphone - DK-4001 - AutoEq-style parametric preset (measured: AutoEq · HypetheSonics)
# AutoEq-style parametric preset - TheTuningChoice (approximate Harman in-ear (IE 2019) target; estimate, treat as a starting point)
Preamp: -10.2 dB
Filter 1: ON LSC Fc 105 Hz Gain 4.8 dB Q 0.70
Filter 2: ON PK Fc 40 Hz Gain 0.8 dB Q 2.00
Filter 3: ON PK Fc 90 Hz Gain -0.4 dB Q 1.40
Filter 4: ON PK Fc 180 Hz Gain 0.1 dB Q 1.40
Filter 5: ON PK Fc 375 Hz Gain 0.8 dB Q 1.40
Filter 6: ON PK Fc 750 Hz Gain 0.5 dB Q 1.40
Filter 7: ON PK Fc 1500 Hz Gain -1.4 dB Q 1.40
Filter 8: ON PK Fc 3000 Hz Gain 9.9 dB Q 1.40
Filter 9: ON PK Fc 6000 Hz Gain -0.4 dB Q 1.40
Filter 10: ON PK Fc 10000 Hz Gain 5.0 dB Q 2.00