Marine digital media receiver (does not play CDs). Ideal for boats, ATVs, golf carts, and more. Built-in Bluetooth music streaming. Fits standard gauge openings. Built-in amplifier: 20 watts RMS (40 watts peak) x 4 channels. Inputs: rear charging USB input, rear AUX input. Chassis cutout diameter: 3.1875. Chassis mounting depth: 2.75. Nose diameter: 4.125. Nose depth: 1.125. What’s in the box. Written by Crutchfield’s Jon Paul. A big performer for small spaces. Want to upgrade your audio without tearing up your control panel? Infinity’s INFPRV90 marine digital media receiver gives you plenty of ways to enjoy your tunes in a compact design that fits into a standard gauge opening. You can tune into your favorite radio stations or use the built-in Bluetooth to enjoy streaming music. This gauge-style receiver is ideal for boats, ATVs, and even golf carts. Plenty of ways to play. You’ll have plenty of options for music playback with this receiver. With built-in Bluetooth, you can stream music from your smartphone or other device. The INFPRV90’s backlit LED display shows you what you’re listening to with just a glance, no matter how bright it gets out there. And if it gets wet out there, which it probably will, the water-resistant face and controls will stand up to moisture, salt, and sun. Learn more in our article explaining Bluetooth profiles.