SG-C77W Signature Series Speakers 7.7" Classic Grill - 280 W - WhiteSilk Dome Tweeter - The silk dome tweeter creates a smooth upper frequency response and increased efficiency, which delivers crisp sound and clear highs.CURV Cone Technology - CURV is a woven polypropylene composite, heat pressed to form a lighter yet stronger cone, thus producing unprecedented sound definition at a higher output.Larger Diameter Voice Coil - Delivering an increase in real power and efficiency, the voice coil provides a sound exclusive to the Signature Series speakers.Fully Sealed Crossover Components - All crossover components are sealed, resultingin enhanced protection from the harsh marine environment. This delivers an improved frequency response at the crossover point for a detailed audio spectrum and a new level of acoustic performance.High Grade Engineered Basket Construction - The basket housing is manufactured from high grade engineered plastics to deliver unprecedented durability when exposed tothe marine environment.Features:280W7.7"CURV Formed Cone composite technologyFully sealed crossover componentsLarge diameter voice coilSilk dome tweeterSport Grill and Traditional Grill optionsClassic White Grill Style3-Year WarrantyWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.