QD-Bass, Advanced YST, Large (20cm; 8") Driver and 100W of Power Give This Subwoofer Massive Bass Capabilities for Home Theater.
YST-SW 1 50/80 Active Servo Processing Subwoofer System Built-in 100W Power Amplifier (YST-SW150) Built-in 70W Power Amplifier (YST-SW80) 2 Way Selectability for Connections High Frequency Cut-off Point (HIGH CUT) Control PHASE Switch AUTO POWER ON/OFF Switch Thank you for selecting this...