Preamp: -4.4 dB GraphicEQ: 20 -0.8; 27 -0.9; 36 -1.0; 47 -1.4; 63 -2.3; 84 -3.8; 112 -5.1; 150 -5.2; 200 -5.2; 267 -3.7; 356 -2.3; 474 -1.7; 632 -1.1; 843 -0.4; 1125 1.0; 1500 2.3; 2000 3.1; 2667 4.1; 3557 3.3; 4743 1.9; 6325 0.8; 8434 -2.2; 11247 -7.6; 14998 -13.3; 20000 -25.0