Preamp: -7.9 dB GraphicEQ: 20 -4.1; 27 -4.2; 36 -4.2; 47 -4.2; 63 -4.8; 84 -5.9; 112 -6.9; 150 -6.8; 200 -6.7; 267 -5.1; 356 -3.6; 474 -2.7; 632 -1.8; 843 -0.7; 1125 1.2; 1500 3.4; 2000 5.3; 2667 7.3; 3557 7.6; 4743 6.3; 6325 4.5; 8434 0.9; 11247 -4.8; 14998 -10.6; 20000 -22.3