The Acoustic Audio 151W mountable or bookshelf speakers are the perfect solution for any occasion or application because they are water-resistant and can withstand all weather conditions. They were designed with durability in mind, so theres no need to worry about rust or wear-and-tear. Use them on your deck or patio, by the pool, or in your garage. They also make great additions to any surround sound home theater, will fit onto any bookshelf and can be used in bathrooms and kitchens. Each speaker can handle 300 watts of power and has a two-way design and functionality. The speakers also feature a 4" silver CD woofer, a butyl rubber surround, a Ferro fluid cooled Mylar dome tweeter and a mesh grill. Included are mounting brackets, which allows for hassle-free installation in any location.