WEATHER-RESISTANT DESIGN: The IP-55 rated ZETHUS-IP118S line array subwoofer is housed in a rugged polyvinyl, water-resistant enclosure. Features a black textured finish, water-resistant cone, and heavy-duty grille with open-cell fibers, and water repellent fabric providing weather-resistant protection DEEP, POWERFUL BASS: Equipped with a 18' aluminum frame woofer, 4.5' voice coil, and a carbon fiber cone, the ZETHUS-IP118S all-weather resistant subwoofer delivers rich and solid-low frequency reinforcement. It boasts 1200W RMS and 2400W program (8) ROBUST CONSTRUCTION: Beyond its powerful sound, this subwoofer's heavy-duty metal grille and sturdy aluminum hardware ensure lasting durability. The acoustically transparent, water-repellent fabric not only preserves the sound quality but also guards against moisture intrusion