Preamp: -12.5 dB GraphicEQ: 20 4.3; 27 3.9; 36 3.6; 47 2.7; 63 1.5; 84 -0.4; 112 -2.0; 150 -3.4; 200 -4.5; 267 -4.4; 356 -3.7; 474 -3.1; 632 -1.5; 843 -0.1; 1125 0.4; 1500 1.6; 2000 2.5; 2667 1.2; 3557 3.5; 4743 2.6; 6325 0.0; 8434 -5.0; 11247 -2.8; 14998 0.5; 20000 12.2