Preamp: -4.8 dB GraphicEQ: 20 1.6; 27 1.5; 36 1.8; 47 1.6; 63 1.0; 84 0.1; 112 -0.5; 150 -0.7; 200 -1.4; 267 -0.5; 356 -0.2; 474 -0.3; 632 0.1; 843 0.4; 1125 0.1; 1500 0.8; 2000 1.8; 2667 1.8; 3557 2.9; 4743 4.5; 6325 2.1; 8434 -3.1; 11247 1.7; 14998 -0.6; 20000 -9.4