Preamp: -5.4 dB GraphicEQ: 20 -1.1; 27 -1.2; 36 -1.2; 47 -1.5; 63 -2.3; 84 -3.7; 112 -4.9; 150 -4.7; 200 -4.5; 267 -2.8; 356 -1.1; 474 -0.7; 632 -0.5; 843 -0.2; 1125 0.9; 1500 2.4; 2000 3.7; 2667 5.1; 3557 4.8; 4743 3.3; 6325 1.5; 8434 -2.1; 11247 -7.8; 14998 -13.6; 20000 -25.3