FiiO M21 EQ Preset Guide

Optimal EQ curves based on audio science for various music genres.

Select Genre

EQ Curve Visualization

FiiO M21 Settings

Filter	Frequency (Hz)	Gain (dB)	Q Factor

The 'Q' factor determines the bandwidth of the adjustment. A lower Q value (e.g., 0.7) creates a broad, gentle curve affecting a wider range of frequencies. A higher Q value (e.g., 2.0+) creates a narrow, sharp peak for more surgical changes.