100 Watts Power Handling.Completely Waterproof.For Marine or Car Use.Polypropylene Cone.Built-in Molded Grill Pyle’s Hydra series speakers are waterproof and designed for use in your boat, on the dock, by the pool, or simply mounted outside. They’re designed with rust-proof mesh covers for quality protection. The PLMR51B is a black 5.25” dual-cone, full-range speaker suitable for marine use. They’re rated at 100 watts for big power. The polypropylene cone accurately reproduces sound, and the molded ABS plastic basket keeps your sound distortion-free. Package includes mounting hardware and wires.