Preamp: -8.0 dB GraphicEQ: 20 1.0; 27 0.7; 36 0.4; 47 -0.3; 63 -1.4; 84 -3.0; 112 -4.2; 150 -5.2; 200 -5.8; 267 -4.7; 356 -3.4; 474 -2.2; 632 -0.7; 843 0.3; 1125 0.1; 1500 0.6; 2000 2.4; 2667 7.7; 3557 6.6; 4743 6.6; 6325 7.4; 8434 -0.6; 11247 3.6; 14998 -6.4; 20000 -6.4