Preamp: -8.6 dB GraphicEQ: 20 2.8; 27 2.7; 36 2.7; 47 2.6; 63 2.1; 84 0.9; 112 -0.1; 150 -0.8; 200 -1.5; 267 -0.7; 356 0.1; 474 -0.0; 632 -0.1; 843 -0.0; 1125 0.8; 1500 3.0; 2000 5.3; 2667 7.6; 3557 8.3; 4743 7.2; 6325 5.4; 8434 1.7; 11247 -4.0; 14998 -9.7; 20000 -21.4