Preamp: -7.5 dB GraphicEQ: 20 6.1; 27 5.3; 36 4.7; 47 4.0; 63 3.1; 84 2.2; 112 1.3; 150 0.2; 200 -1.0; 267 -1.0; 356 -1.2; 474 0.4; 632 1.2; 843 -0.0; 1125 0.6; 1500 4.8; 2000 7.2; 2667 3.8; 3557 -0.1; 4743 -0.4; 6325 -0.9; 8434 -1.6; 11247 -0.7; 14998 -1.2; 20000 -20.8