Preamp: -7.5 dB GraphicEQ: 20 3.0; 27 1.5; 36 0.7; 47 0.2; 63 0.9; 84 2.1; 112 2.1; 150 2.6; 200 6.9; 267 7.2; 356 4.8; 474 3.4; 632 2.8; 843 0.6; 1125 0.6; 1500 2.2; 2000 2.1; 2667 0.5; 3557 1.9; 4743 3.4; 6325 3.4; 8434 -2.3; 11247 1.6; 14998 -5.1; 20000 -21.5