Bluetooth Connectivity and USB Input---This marine radios for boats can use your smartphone to play music and wirelessly control, but also use USB to input a huge amount of resources. IPX6 Rated Waterproof and Environmentally Friendly---Round boat radio meets the internationally certified IPX6 waterproof rating and is made of environmentally friendly materials. Radio Weather band / AM/FM Tuner - Auto/Manually tune your favorite radio stations (music/news/sports) and save into Preset 2 x 6.5" Black Speaker 30Watt 4 Ohm One-year warranty service---We promise to provide one year warranty for this marine radios for boats, if you have any questions, please write to us, we will give a satisfactory reply within 24 hours. Weatherproof Marine Gauge Receiver-Bluetooth, Boat Digital Media MP3 Player, AM/FM Radio, USB Port, Aux in, Adjustable Screen Brightness for Boat Golf UTV ATV