Fusion MS-RA55KTS is a marine stereo with a built-in amplifier and a plethora of features designed to enhance your on-water experience. It boasts Bluetooth connectivity, allowing you to stream music wirelessly from your smartphone or other compatible devices. The stereo also features a built-in AM/FM radio tuner with RDS, providing you with access to a wide range of radio stations. Additionally, the MS-RA55KTS has an auxiliary input, enabling you to connect external audio sources such as an MP3 player or a portable CD player.