This Gauge-Style AM/FM/USB Multimedia Receiver fits into standard gauge openings or cup holders, providing great value for boaters. It's the smallest marine stereo available, ready for portable media, featuring AM/FM radio, USB, and aux-in for device connectivity. It operates at 4 x 45 watts. The durable aluminum chassis has an IP-66 salt fog rating, making it ideal for small fishing boats, cuddy cabins, and personal watercrafts, as well as ATVs, golf carts, and RVs. Specifications include: - USB, AM/FM, and Bluetooth audio sources - Power supply: DC 12V - Frequency range: FM 87.5-108MHz, AM 530-1710KHz - Waterproof level: IP66 - Supports MP3 - Source type: AM/FM/Bluetooth-enabled marine radio - Input types: Bluetooth, USB, AUX IN, RCA OUT - Bluetooth allows for long-distance music streaming Perfect for use in cars, motorcycles, yachts, fishing boats, ski boats, spa pools, quad bikes, golf carts, UTVs, ATVs, and RVs. Color: Black Material: Metal + plastic Size: Mounting Hole: 78.5mm, Mounting Depth: 41mm Package Contents: 1 * Bluetooth Audio Source Note: Light reflections and different displays may slightly alter the color of the item. Measurement errors of +/- 1-3cm are allowed.