Preamp: -7.5 dB GraphicEQ: 20 7.2; 27 6.3; 36 5.6; 47 4.7; 63 3.3; 84 1.5; 112 -0.1; 150 -1.5; 200 -2.7; 267 -2.3; 356 -1.6; 474 -1.0; 632 0.2; 843 0.8; 1125 -0.7; 1500 -2.4; 2000 1.6; 2667 7.2; 3557 4.5; 4743 4.0; 6325 6.0; 8434 1.0; 11247 4.2; 14998 -4.1; 20000 2.3