FUSION Marine/Outdoor Box Speakers are carefully designed and manufactured specifically for marine/outdoor use. Great for on your boat or outside your home! Featuring a unique high tech bass/mid cone, a fluid cooled titanium dome tweeter, and are constructed to be water resistant and engineered to minimize magnetic interference. Fully sealed marine box speaker (IPx5 compliant). Durable UV resistant plastic enclosure. High efficiency design to reduce power drain. Designed and tested to withstand rain, sea salt, fog and extreme temperatures. Mounting versatility - multi fix bracket ideal for small boats where flush panel mounting is not an option. Corrosion resistant mounting with stainless steel fixings. Designed to withstand the harsh marine environment and comply with international ASTM Standards for UV Stability (ASTM-D4329) and Salt/Fog Resistance (ASTM-B117). Complies with IPX5 Waterproof Standards and features a fully sealed cross-over, magnet and tweeter housing with waterproof cone and surrounds. Unit size: 180mm x 180mm x 140mm.