"B-Stock, Dynaudio 9S; Active Subwoofer; 24 cm (9.5"") Woofer; 300 Watt Class-D Amp; Frequency Range: 22 Hz - 175 kHz (+/- 3dB); 37 mm front baffle; Master/Slave Function; adjustable Lowpass Filter; Connections: XLR; SAT output with defeat-able...