HS8S 8-inch Powered Studio Subwoofer - Single

8" bass-reflex powered subwoofer delivers low frequencies down to 22Hz.   Features:   22Hz - 150Hz frequency response High-power 150W amplifier exclusively designed for low frequencies LOW CUT switch, LOW CUT control (80-120Hz) HIGH CUT control (80-120 Hz) PHASE switch allow users to set up a subwoofer system with simple connections and no additional equipment XLR and TRS phone for outputs and XLR for L and R and EXT SUB