The TrueLine TL118SS is designed to satisfy the need for an extreme high SPL sub bass loudspeaker system. Components have been selected solely for their performance. The TrueLine TL118SS utilizes a direct radiating 18” 2000W cone driver in a tuned enclosure, which provides maximum output with minimal distortion and smooth extended low frequency response. The tour-tested 21 ply Baltic Birch highly braced enclosure and 24mm thick baffle board construction provide unsurpassed rigidity and strength.