10-ch pro audio mixer 1.10 channel 2.high frequency,mediate frequency and ... .gain control 4.thd:less than 0.05% 10-ch pro audio mixerspecification:MAX level input19db(1kHz,THD=0.5%)S/N71DbEquivalence ... ,-3dB) Harmonic distortion≤0.05%(1kHz,0.775V) 10-ch pro audio mixer