RGHR48A 4 Zone Marine Gauge Hole Receiver, Bluetooth, App Control | 72W Peak / 28W RMS x 4, Wired Remote, USB, AM/FM, 10-Band EQ, IP66 Waterproof, 3" TFT Display, LED Buttons, RCA Outputs

4-ZONE MARINE AUDIO SYSTEM: Manage sound independently across 4 zones with dedicated volume control for each area. Contains 3 full-range RCA outputs plus a subwoofer output. Operate zones from the receiver, wired remote, or complimentary smartphone app (iOS/Android). Label zones for simple identification. WATERPROOF & MARINE-GRADE BUILD: IP66 waterproof rating engineered for demanding marine environments. Conforms to ASTM B117/D4329 salt spray and UV standards with Humiseal-coated PCB. Equipped with a 3" color TFT display that auto-dims when navigation lights are on. Comes with mounting hardware and a waterproof wiring harness. BLUETOOTH & USB CONNECTIVITY: Stream music wirelessly via Bluetooth (50-foot range) or play from a USB drive (supports up to 16GB). The complimentary smartphone app offers complete controlmodify volume, change tracks, and adjust settings remotely. Includes an RCA aux input and a rear camera input for enhanced versatility. POWERFUL 72W x4 AMPLIFIER: TDA7851L amplifier provides 28W RMS x 4 channels (72W peak @ 2 ohms, 48W peak @ 4 ohms). 10-band graphic equalizer with preset curves (Pop, Classic, Rock, Jazz, Beat, Flat) plus adjustable bass, treble, balance, and loudness controls for detailed audio tuning. CUSTOMIZABLE LED LIGHTING & REMOTE: Select from 7 LED button colors (White, Purple, Yellow, Cyan, Blue, Red, Green) or an auto-cycle mode. Includes a wired remote for convenient zone and function operation. Features a subwoofer LPF crossover for refined bass performance