Preamp: -18.7 dB GraphicEQ: 20 18.4; 27 15.5; 36 12.0; 47 9.1; 63 6.9; 84 3.6; 112 1.5; 150 -0.3; 200 -1.8; 267 -1.3; 356 -0.4; 474 -0.0; 632 0.0; 843 0.2; 1125 0.5; 1500 1.8; 2000 2.5; 2667 1.3; 3557 2.4; 4743 9.0; 6325 2.7; 8434 -0.4; 11247 -1.6; 14998 -5.3; 20000 -3.6