Preamp: -8.2 dB GraphicEQ: 20 3.5; 27 3.4; 36 3.2; 47 2.6; 63 1.1; 84 -2.1; 112 -5.2; 150 -5.8; 200 -5.9; 267 -5.0; 356 -3.5; 474 -2.4; 632 -2.4; 843 -0.7; 1125 0.4; 1500 0.7; 2000 0.7; 2667 5.3; 3557 7.9; 4743 1.3; 6325 3.3; 8434 -4.1; 11247 -3.9; 14998 -8.3; 20000 -16.5