🎶 Connect, Amplify, Enjoy! Polarity markings simplify installation, making it a breeze to connect your audio systems. Enjoy undistorted signals with our specially designed plastic jacket, enhancing your audio experience. Experience crystal-clear audio with our 18-gauge waterproof speaker wire, designed for optimal performance. Marine-grade insulation ensures durability and reliability, whether you're by the pool or on the water. The 50ft spool allows for hassle-free dispensing, so you can set up your sound system in no time. MARINE GRADE CABLE 50FT LENGTH 18 GAUGE THICKNESS The 50Ft 18 Gauge Speaker Wire is a waterproof, marine-grade cable designed for seamless audio connections. With its 18-gauge thickness, it ensures optimal electrical flow and minimal resistance. The cable features a plastic jacket for undistorted signals and easy polarity identification, making it perfect for both indoor and outdoor use. Conveniently wrapped in a 50ft spool, this speaker wire is ideal for home theaters, car stereos, and marine installations.