Power Acoustik went the extra mile to make these speakers marine grade. Built from the ground up to be the finest possible speaker for your off-road vehicles, motorcycles, or personal watercraft. Made splash-and-spray-resistant sealed motors, cones, and sealed terminal covers. Even the grilles have a built-in drainage port to prevent standing water. It’s all engineered to maintain top-shelf performance for years to come. Power Handling: Peak: 600 watts RMS: 300 watts White and Titanium Grilles Included Marine Grade Waterproof 10” Subwoofer High Density ABS Construction w/ UV Coating 100% Waterproof Sealed Back Speaker Frame Stainless Steel Mounting Hardware Included IMPP Polypropylene Cone & Rubber Surround Quick Disconnect Terminals Meets ROHS and CE Certifications Dimensions: 10.5″ W x 10.5″ H x 6″ L Frequency Response: 30 – 4,000 Hz Sensitivity: 91 dB | Weather Resistance Yes Size 10-inch Voice Coil Single Impedance 4 ohm RMS Power Rating (Watts) 300 Peak Power Rating (Watts) 900 Cone Material Titanium-Plated Composite Surround Material Santoprene Rubber Free Air No Sensitivity 91dB Frequency Response 30-4000Hz Top Mount Depth (Inches) 6" Bottom Mount Depth (Inches) Cutout Diameter (Inches) Vas (liters) Fs (Hz) Xmax (millimeters) Warranty 1 Year