Kicker 48TRTP82 Boxed8 Subwoofer 

Down Firing Subwoofer & Enclosure System

Sealed downward-firing enclosure with one CompRT 8″ subwoofer and passive radiator

3/4″ medium-density fiberboard construction covered with carpet

2-ohm total impedance

frequency response: 30-500 Hz

power handling: 150-300 watts RMS (600 watts peak power)

sensitivity: 85.5 dB

dimensions: 23.7″W x 5″H x 12.13″D