Preamp: -3.5 dB
GraphicEQ: 20 -1.3; 27 -1.7; 36 -1.2; 47 -0.9; 63 -1.9; 84 0.1; 112 -0.4; 150 -0.5; 200 0.3; 267 2.3; 356 3.2; 474 1.2; 632 0.1; 843 0.7; 1125 -0.3; 1500 1.0; 2000 1.0; 2667 -3.9; 3557 -0.7; 4743 0.9; 6325 -2.9; 8434 -4.7; 11247 -3.7; 14998 -0.2; 20000 -10.6