Preamp: -6.1 dB
GraphicEQ: 20 -5.9; 27 -5.5; 36 -4.8; 47 -4.3; 63 -3.9; 84 -3.5; 112 -2.7; 150 -1.5; 200 -0.9; 267 0.0; 356 0.1; 474 0.0; 632 0.5; 843 0.8; 1125 0.2; 1500 1.1; 2000 2.0; 2667 1.1; 3557 2.3; 4743 5.8; 6325 4.8; 8434 4.9; 11247 -2.9; 14998 -2.4; 20000 -6.6