Preamp: -17.8 dB GraphicEQ: 20 -1.2; 27 -1.3; 36 -1.2; 47 -1.4; 63 -1.7; 84 -2.3; 112 -2.4; 150 -2.1; 200 -2.0; 267 -0.8; 356 -0.5; 474 -0.9; 632 -0.5; 843 0.2; 1125 -0.2; 1500 -2.4; 2000 -1.8; 2667 -1.3; 3557 -1.6; 4743 -3.0; 6325 0.5; 8434 -2.2; 11247 -3.9; 14998 -11.8; 20000 17.5