Preamp: -2.2 dB GraphicEQ: 20 -3.9; 27 -4.3; 36 -4.4; 47 -4.8; 63 -5.5; 84 -6.5; 112 -7.0; 150 -7.2; 200 -7.1; 267 -5.4; 356 -3.7; 474 -1.9; 632 0.1; 843 0.7; 1125 0.1; 1500 0.5; 2000 -0.8; 2667 -2.3; 3557 0.1; 4743 -6.3; 6325 1.9; 8434 -2.4; 11247 -0.8; 14998 -0.3; 20000 -5.9