The Pyle PDWR55RD is a 5.25” 2-way indoor/outdoor speaker system featuring a waterproof design, ideal for outdoor environments such as boats, patios, decks, or poolside. These speakers deliver high-quality sound with 500W max power output and include 5.25” aluminum injection cone subwoofers and 1/2” high compliance polymer tweeters. The system offers a wide frequency response of 50Hz - 21kHz and is built with durable Abs construction. With easy installation, the system includes mounting brackets and hardware, ensuring a seamless setup in any environment.