Preamp: -6.6 dB GraphicEQ: 20 0.7; 27 0.6; 36 0.6; 47 0.2; 63 -0.4; 84 -1.5; 112 -2.5; 150 -2.9; 200 -3.2; 267 -2.0; 356 -0.7; 474 -0.2; 632 -0.1; 843 -0.0; 1125 0.8; 1500 2.6; 2000 4.3; 2667 5.9; 3557 6.3; 4743 4.9; 6325 3.2; 8434 0.7; 11247 -3.5; 14998 -8.7; 20000 -23.6