Preamp: -4.9 dB GraphicEQ: 20 -1.2; 27 -1.3; 36 -1.3; 47 -1.4; 63 -1.9; 84 -3.1; 112 -4.0; 150 -3.8; 200 -3.6; 267 -2.0; 356 -0.3; 474 -0.0; 632 -0.1; 843 -0.0; 1125 0.8; 1500 2.1; 2000 3.3; 2667 4.6; 3557 4.2; 4743 2.9; 6325 1.6; 8434 -1.6; 11247 -7.0; 14998 -12.7; 20000 -24.4