Preamp: -6.7 dB GraphicEQ: 20 3.7; 27 3.6; 36 3.5; 47 2.9; 63 1.7; 84 -0.1; 112 -1.7; 150 -2.5; 200 -3.3; 267 -2.6; 356 -2.0; 474 -1.7; 632 -1.1; 843 -0.4; 1125 1.0; 1500 2.9; 2000 4.6; 2667 6.4; 3557 6.4; 4743 5.3; 6325 3.8; 8434 0.5; 11247 -5.1; 14998 -10.8; 20000 -22.5