< p> Easy solution that does not take cargo space at all! Designed to work perfectly as a down firing box. Cover panels on the spare tire area do not have to be opened for bass to work. Klippel® optimized. Built-in amplifier is class AB Mosfet amplifier.< br> < br> • 10″ subwoofer loaded active enclosure< br> • Perfect solution for vehicles with limited space< br> • Massive wooden enclosure< br> • Efficient downfire technology< br> • Suitable for backfire applications< br> • Advanced high-level input with dummy load< br> • 320 / 430 Watts amplifier< br> • Quick-release power connector for easy subwoofer removal< br> • 10” flat subwoofer< /p>