Pyle Marine Speaker, 400 Watt Waterproof Bass Built-In Speaker for Boat & Outdoor, 8 Inch, 4 Ohm

FOR MARINE SOUND SYSTEMS The Hydra subwoofer specifically expands marine stereo systems with clean low sound. Ideal for boats, yachts and watercraft. WATER & WEATHER RESISTANT Marine grade waterproof plastic housing for use in areas with splashing water and high humidity. POWERFUL COMPONENTS 8" polypropylene membrane, 40oz magnet and 1.5" high temperature voice coil with a frequency response of 35Hz to 3.5kHz. Compact design: flexible mounting single subwoofer for mounting under the steering stand, in storage space or in the housing. Total diameter: approx. 21.6 cm. Installation depth: approx. 9.1 cm. 8" SINGLE SUBWOOFER: The boat subwoofer can be mounted under or in front of the compartment or helmet, behind the helmet seat or in a box or cooler. The subwoofer has a diameter of 8.5 inches and a mounting height of 3.60 inches.