Preamp: -12.5 dB
GraphicEQ: 20 -1.8; 27 -2.4; 36 -2.4; 47 -2.3; 63 -2.4; 84 -2.6; 112 -2.6; 150 -2.3; 200 -2.5; 267 -0.9; 356 0.3; 474 0.9; 632 1.1; 843 0.9; 1125 -0.4; 1500 -1.7; 2000 -3.6; 2667 -1.8; 3557 0.3; 4743 -2.4; 6325 -2.0; 8434 -9.1; 11247 1.5; 14998 -4.1; 20000 12.1