Preamp: -7.8 dB GraphicEQ: 20 7.5; 27 7.3; 36 7.5; 47 7.0; 63 5.9; 84 3.6; 112 0.0; 150 -2.7; 200 -4.5; 267 -4.1; 356 -3.3; 474 -2.4; 632 -1.0; 843 0.1; 1125 -0.3; 1500 -1.2; 2000 -2.9; 2667 1.2; 3557 2.4; 4743 0.2; 6325 6.1; 8434 5.5; 11247 5.3; 14998 2.9; 20000 -7.5