Preamp: -4.1 dB GraphicEQ: 20 -1.7; 27 -1.8; 36 -1.8; 47 -2.0; 63 -2.7; 84 -3.9; 112 -5.1; 150 -5.2; 200 -5.3; 267 -4.0; 356 -2.7; 474 -2.1; 632 -1.3; 843 -0.5; 1125 1.1; 1500 2.3; 2000 3.0; 2667 3.8; 3557 2.9; 4743 1.3; 6325 -0.1; 8434 -3.5; 11247 -9.0; 14998 -14.7; 20000 -26.4