Niles RS5 Granite Pro Weatherproof Rock LoudspeakersFeaturesNoFade„ Protective Paint Weatherproof design surpasses military standard 883 for corrosion resistance. Designed for extreme environmental conditions and both UV exposure and water resistance. Proprietary 4-layer fiberglass construction makes the cabinet acoustically inert and completely weatherproof. Artistically crafted cabinet with shaped MicroPerf„ aluminum grilles looks natural and realistic. 5-1/4"(13.33 cm) talc filled polypropylene woofer with butyl rubber surround 1/2"(1.3 cm) fluid-cooled Kaladex„ tweeter mounted at a 20 degree angle for optimum dispersion. Cone Forward &trade driver placement and high quality crossover design delivers "living room"quality sonic performance to the outdoors. Integrated security system supplied with the loudspeaker, means it stays where you put it.