This Gauge-Style AM/FM/USB Multimedia Receiver slides into current gauge openings or cup holders, giving boaters everything they want at a great price.This smallest marine stereo ever is portable-media- ready and features AM/FM radio, USB, and aux-in for connecting portable media devices. Operates at 4 x 45 watts.Solid aluminum chassis and IP-66 salt fog rating for durability. perfect for smaller fishing boats, cuddy cabins, and PWCs, the multimedia receiver is also perfect for ATVs, golf carts, , and more.Uses USB, AM/FM Bluetooth Audio SourcesUSB Features:Support MP3 Fits in Gauge OpeningPower supply:DC 12VFrequency Range:FM:87.5MHZ=108MHZAM:530MHZ-1710KHZRadio Response Bandwidth:US AND EURWaterproof Level:IP66Meets ASTM B117 salt/fog standardMeets ASTM D4329Support MP3Source Type:AM/FM/Bluetooth Enabled Marine RadioInput Types:Bluetooth, USB,AUX IN,RCA OUTBluetooth:Long distance music Streamingperfect for:Car,motorcycles,yacht,fishing boats, cuddy cabins, ski boats , the unit is also perfect for spa pools, bikes, golf carts,UTV,ATV and RV.Colour:BlackMaterial:Metal+plasticSize:Mounting Hole: 78.5mm,Mounting Depth: 41mmPackage Contents:1 * Bluetooth Audio SourcesOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.