The JL Audio M6-10IB subwoofer delivers deep, powerful bass without needing an enclosure perfect for marine installations where space is limited. Built for true marine duty, it features long excursion capability and a rugged suspension system to enhance low-frequency performance and overall system clarity. Optimized for use with at least 2 cu. ft. of air volume and 75Wâ250W of amplifier power, its the ideal solution for boosting bass in open-air environments.• Infinite-baffle design requires no enclosure• Handles 75â250W of amplifier power• Optimized for 2 cu. ft. or more of airspace• Built tough for saltwater and marine environments• Sold individuallySpecsContinuous Power Handling (RMS): 250wSystem Nominal Impedance: 4 ohm Exceeds International Standards for Salt Fog & UV Exposure Grille & Trim Ring are easily removable for painting 2-Year Warranty | JL Audio M6 10" Marine Infinite-Baffle Subwoofer w/ Gloss White Classic Grille