The Pyle Marine Bluetooth Stereo Receiver and Speaker Kit is designed for marine and outdoor audio installations, delivering superior sound quality and weather-resistant durability. This complete kit includes a single Din Bluetooth stereo receiver and four 6.5” waterproof speakers, perfect for replacing existing sound systems or setting up new installations. The receiver features Bluetooth for wireless music streaming, a built-in microphone for hands-free calling, a Cd player, Usb and Sd card readers, and an Am/Fm radio with 30 station presets. The system also includes a water-resistant radio shield to protect your stereo from the elements, ensuring long-lasting performance in all conditions.