Preamp: -2.2 dB GraphicEQ: 20 -5.7; 27 -5.8; 36 -5.6; 47 -5.8; 63 -6.2; 84 -6.9; 112 -7.2; 150 -7.2; 200 -7.0; 267 -5.3; 356 -3.6; 474 -2.2; 632 -0.6; 843 0.3; 1125 0.1; 1500 -0.1; 2000 -0.9; 2667 0.4; 3557 1.9; 4743 -2.0; 6325 -0.6; 8434 -6.1; 11247 -6.1; 14998 0.2; 20000 -1.6