Kicker 10 4-ohm Marine Free Air Subwoofer with included Silver Grille.

Designed specifically for boat audio with weather-proof qualities that meet or exceed industry standards. Features an injection molded cone and tough Santoprene? surround. both UV-treated to combat the weather.
Made specifically for your watercraft. with splash-and-spray sealed components and rustproof hardware.
ASTM tested for UV and salt-fog/moisture exposure.
The deepest bass designed by engineers responsible for award-winning subwoofers since 1980.

Specifications
Woofer(in.mm)
Free Air Application
10.25

Peak Power Handling(Watts)
300

Continuous Power Handling(Watts RMS)
150

Sealed Enclosure Volume Min-Max(ft3. L)
1-2.4. 28.3-68

Vented Enclosure Volume Min-Max(ft3. L)
1.25-1.75. 35.4-49.6

Frequency Response(Hz)
30-500

Mounting Depth(in. cm)
5. 12.7

Mounting Hole Diameter(in. cm)
9-1/4. 23.3

Included Silver Grille for your convenience – Improves looks. save money!.Designed specifically for boat audio free air applications with weather-proof qualities that meet or exceed industry standards..Features an injection molded cone and tough Santoprene surround. both UV-treated to combat the weather..This 10-inch (25cm) sub with 150WRMS power handling is designed specifically for boats and the outdoors.