Yamaha HS8S Powered Subwoofer Black

 Features:

• 8" bass-reflex powered subwoofer delivers low frequencies down to 22Hz
• 22Hz - 150Hz frequency response
• High-power 150W amplifier designed expressly for low frequencies
• Low Cut switch, Low Cut control (80-120Hz) High Cut control (80-120Hz)
• Phase switch lets you set up your subwoofer with simple connections and no additional equipment
• XLR and TRS inputs; XLR L and R outputs