(4) Rockville RMSTS65S 6.5" 1600w Waterproof Marine Boat Speakers 2-Way Silver 6.5 2-Way 800 Watt Marine Boat Speakers in Silver (Pair). CEA Compliant Power Ratings. Power Rating: 400 Watts Peak /100 Watts RMS Per Speaker. System Power: 800 Watts Combined. 6.5 2-Way Speaker System. Fully Marinised 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. 1 inch Titanium Tweeter. Oversized 1 CCAW Kapton Voice Coil. Large Magnet and Motor Structure. Pre-installed mounting screws included. Perfect for both marine, outdoor, and car use. Impedance: 4 Ohms. Frequency Response: 55Hz - 20KHz. Sound Pressure Level: 91dB @ 1w/1m. The RMSTS65 6.5 marine speakers were engineered to deliver amazing power and sound quality in the outdoors; be it saltwater, freshwater or any other harsh environments. These speakers can withstand tons of abuse and can handle 400 watts peak and 100 watts RMS each. These Rockville speakers comply with the CEA 2031 Loud Speaker Standard. This same rating standard is used by the highest end marine brands in the industry. CEA compliant means you can rest assured that the ratings are 100% legitimate. Using only true marine grade components and materials, the Rockville RMST65 speakers are fully marinised against salt & fresh water conditions. They will not get damaged by fresh water, salt water, or moisture. There is also an additional waterproof and UV resistant coating to completely protect the speakers. Pair of 6.5 marine speakers 16.4 feet of Speaker Wire Mounting Screws Rockville RMSTS65S 6.5 2-Way 800 Watt Marine Boat Speakers in Silver (Pair) CEA Compliant Power Ratings Power Rating: 400 Watts Peak /100 Watts RMS Per Speaker System Power: 800 Watts Combined 6.5 2-Way Speaker System Fully Marinised 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 1 inch Titanium Tweeter Oversized 1 CCAW Kapton Voice Coil Large Magnet and Motor Structure Pre-installed mounting screws included Perfect for both marine, outdoor, and car use Impedance: 4 Ohms Frequency Response: 55Hz - 20KHz Sound Pressure Level: 91dB @ 1w/1m Total Diameter: 7.56 Cutout Diameter: 5.43 Total Height: 3.86 Mounting Depth: 2.56