Ultramarine 7.7" Speakers - BlackPolk&';s Ultramarine speakers are designed to produce maximum sound in marine applications. Featuring "Air Suspension" technology and high-temperature voice coils, the Ultramarine family of speakers will crank up to 200 watts.These powerful 7.7" marine speakers have rugged, removable sport grilles that stand up to sunlight and moisture. Also included is LED lighting built into the cone of the speaker. Underneath, you&';ll find UV-treated silver polypropylene cones, durable surrounds, and cast aluminum baskets. Features: Air Suspension Design Cast Aluminum Basket High Temp Voice coil Snap On Grille Installation Option Technical Specifications: 1" Titanium dome tweeter Sensitivity - 90.2dB Max Power - 200W 100 Watts RMS Cut-out Dimensions - 6-1/4" Mounting Depth - 3-1/6" In the Box: Two (2) - 2 way speakers Two (2) Trim rings Mounting hardware Installation manual Sold in pairsWARNING: 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. Specifications: Watts RMS: 100w Watts Max: 200w Size: 7.7" QTY: Pair Mounting Style: Flush Cutout Size: 6.25" Box Dimensions: 11"H x 11"W x 16"L WT: 14.1 lbs UPC: 681787023095 Brochure (pdf)