Preamp: -8.7 dB GraphicEQ: 20 2.3; 27 2.3; 36 2.2; 47 2.1; 63 1.4; 84 0.1; 112 -1.0; 150 -1.6; 200 -2.2; 267 -1.3; 356 -0.4; 474 -0.4; 632 -0.3; 843 -0.1; 1125 0.8; 1500 3.0; 2000 5.3; 2667 7.7; 3557 8.4; 4743 7.2; 6325 5.5; 8434 1.8; 11247 -3.9; 14998 -9.7; 20000 -21.4