(4) Rockville RMC80W 8" 1600 Watt Waterproof Marine Boat Speakers 2-Way White Rockville RMC80W 8 2-Way 800 Watt Marine Boat Speakers in White (Pair). CEA Compliant Power Ratings, Power Rating: 400 Watts Peak /100 Watts RMS Per Speaker. System Power: 800 Watts Combined 8 2-Way Speaker System. Fully Marinized Against Salt & Fresh Water Conditions. Completely Waterproof and rustproof, Stainless Steel Terminals, Molded ABS plastic basket Polypropylene Mica Injected Cone. Rubber Surround, High quality ferrite magnet. 13mm (0.5 inch) Polymer Tweeter Oversized 1 CCAW Kapton Voice Coil. Pre-installed mounting screws included, Perfect for both marine, outdoor, and car use, Impedance: 4 Ohms Frequency Response: 40Hz - 20KHz. Sound Pressure Level: 91dB @ 1w/1m, Total Diameter: 9.65. Cutout Diameter: 7.36, Total Height: 4.8, Mounting Depth: 3.54" Pair of 8 marine speakers 16.4 feet of Speaker Wire Mounting Screws Rockville RMC80W 8 2-Way 800 Watt Marine Boat Speakers in White (Pair) CEA Compliant Power Ratings <span class="a-text-bold">Power Rating:</span> 400 Watts Peak /100 Watts RMS Per Speaker <span class="a-text-bold">System Power:</span> 800 Watts Combined 8 2-Way Speaker System Fully Marinized Against Salt &amp; Fresh Water Conditions Completely Waterproof and rustproof Stainless Steel Terminals Molded ABS plastic basket Polypropylene Mica Injected Cone Rubber Surround High quality ferrite magnet 13mm (0.5 inch) Polymer Tweeter Oversized 1 CCAW Kapton Voice Coil Pre-installed mounting screws included Perfect for both marine, outdoor, and car use <span class="a-text-bold">Impedance:</span> 4 Ohms <span class="a-text-bold">Frequency Response:</span> 40Hz - 20KHz <span class="a-text-bold">Sound Pressure Level:</span> 91dB @ 1w/1m <span class="a-text-bold">Total Diameter: </span>9.65 <span class="a-text-bold">Cutout Diameter:</span> 7.36 <span class="a-text-bold">Total Height:</span> 4.8 <span class="a-text-bold">Mounting Depth: </span>3.54&#034;