Preamp: -16.9 dB GraphicEQ: 20 16.6; 27 16.5; 36 16.4; 47 15.7; 63 14.4; 84 12.5; 112 10.6; 150 7.6; 200 4.7; 267 3.3; 356 1.8; 474 0.7; 632 0.3; 843 0.1; 1125 0.7; 1500 3.3; 2000 6.1; 2667 9.1; 3557 10.4; 4743 9.9; 6325 9.0; 8434 6.1; 11247 0.8; 14998 -4.9; 20000 -16.6