IPX5 WATERPROOF PERFORMANCE: With a conformal-coated circuit board and a UV coating durable front panel, the marine gauge receiver is able to against strong winds and hypersaline waves at sea, water splashes and weather exposure, great for enjoying happy hour on your boat or ATV in the outdoors without worry about water intrusion. BLUETOOTH MUSIC STREAMING: This weatherproof marine radio system supports wireless audio streaming from all of the Bluetooth enabled devices like smartphone, iPad, tablet, MP3 player and apps like Spotify / Pandora. Enjoy tons of musical contents on land or out on the water with range of up to 10 Miles stable Bluetooth signal. HD LCD SCREEN & 7-COLOR LED BUTTONS: The Bluetooth RV stereo is designed with large 2.8 dot matrix LCD display for optimized viewing even during daytime, and RGB 7 multicolor LED buttons for match the relax atmospheer. Designed with a USB port, you have access to a vast library of audio files at your fingertips with 64GB max. The Aux-in is compatible with audio output from smartphone and MP3 player. 4x50W of built-in power with 3 pairs of RCA pre-amp outputs (front, rear, subwoofer) let you hook up additional components to expand your marine dash sound system for loud and natural sound. The basic EQ settings can be customized and you can select Jazz, Pop, Rock, Classic, Flat for rich stereo effects. All our products are brand new and sealed. We take our reputation seriously.