PRX418S is an eighteen inch subwoofer which, when combined with the two-way models, provides a sub/sat system capable of generating 135 dB of full-range, high quality audio. DEMO TODAY - HALOGEN AUDIO, NORTH SHORE, AUCKLAND Features: - 800 W / 1600 W / 3200 W(Continuous/Program/Peak) 8 ohm - Tough DuraFlexT finish enclosure - Heavy Duty 16 gauge protective screen backed steel grille