What’s in the Box:

• Rockville RGHR48A Marine Digital Media Receiver
  
• Wired remote with zone controls, mounting bracket, and extension cable
  
• 40-inch USB extension cable
  
• Waterproof wiring harness and mounting screws for easy installation
  
• Mounting template, installation guide, and owner’s manual with warranty card
  
• Access to set-up and how-to videos for hassle-free setup

Description:

Rockville RGHR48A 4-Zone Marine Digital Media Receiver with App Control

 Turn up the party on your boat with the Rockville RGHR48A, a weather-resistant gauge-hole digital media receiver designed for ultimate sound control and durability on the water. With 4 independent zones, app control, a crystal-clear 3" TFT display, and a powerful built-in amplifier, this receiver delivers crazy loud audio and versatile features to keep the party rocking—no matter the conditions.

Key Features & Benefits:

• Unmatched 4-Zone Audio Control: Take charge of your sound with 4 independent zones, each with its own volume control—perfect for customizing audio across your boat. 
  
  • Zone Breakdown:
    
    • Zone 1: Full range RCA outputs with 2 Channels of amplifier output
      
    • Zone 2: Second full range RCA outputs with 2 Channels of amplifier output
      
    • Zone 3: Third full-range RCA outputs for even more expanded setups.
      
    • Zone 4: Dedicated subwoofer RCA output for deep bass.
      
• Control volume in each zone three ways: via the receiver, included wired remote, or our free iPhone/Android app. Rename zones for easy identification on the app and unit.
  
• Seamless App Control: Download our free app (available for iPhone and Android) to control volume, switch songs, select sources, and adjust bass/treble—all from your phone. Rename zones for a personalized touch, making it easier to manage audio across your boat.
  
• Crystal-Clear 3" TFT Display: Navigate tracks, settings, and more with a vibrant 3" TFT display. Access photos, videos, and music stored on a USB thumb drive with a single press—press the band button for media selection in USB or the volume knob to browse folders. Includes rear camera input and aux A/V input for added versatility.
  
• Dim Illumination Feature: Orange wire trigger dims the screen when navigation lights are on, ensuring safe nighttime boating without glare.
  
• Crazy Loud Audio with Advanced EQ: Experience booming sound that cuts through wind and waves with a built-in TDA7851L quadbridge amplifier:
  
  • 28W RMS x 4 channels (72W peak x 4 @ 2 ohms, 48W peak x 4 @ 4 ohms).
    
  • Highly efficient and low-distortion, even at 2 ohms.
    
• Fine-tune your sound with a robust EQ:
  
  • Preset curves (Pop, Classic, Rock, Jazz, Beat, Flat).
    
  • 10-band graphic EQ with sliders for different frequencies
    
  • Bass, Low-Mid, Middle, High-Mid, and Treble controls
    
  • Subwoofer LPF crossover, balance, and loudness settings for precise audio customization.
    
• Versatile Listening Options: Enjoy music your way with the latest connectivity features:
  
  • Bluetooth Streaming: Stream from any Bluetooth-enabled device with a 50-foot range—perfect for wireless audio on the water.
    
  • USB Input: Play audio, video, and photos from a thumb drive (supports up to 16GB, 500mA/5V, slow charging for phones).
    
  • Auxiliary Input: Connect any audio device via RCA Aux input.
    
  • AM/FM Radio: Crystal-clear reception with 18 FM and 12 AM presets, supporting multi-continental tuning for worldwide use.
    
• Customizable LED Buttons: Personalize your receiver with 7 preset LED button colors (White, Purple, Yellow, Cyan, Blue, Red, Green) or choose the auto-cycle mode for a dynamic light show that matches your vibe.
  
• Built for the Marine Environment: Designed to withstand the elements, the RGHR48A is IP66 waterproof certified and meets ASTM B117 and ASTM D4329 standards. The Humiseal-coated PCB board ensures protection from water, salt, and UV exposure, making it a reliable choice for any marine adventure.
  
• Wired Remote Included: Unlike other brands that charge extra, we include a custom-engineered wired remote to control basic functions and zone volumes—enhancing your experience without added costs.
  

Specifications:

• Fit: Standard gauge-hole (tachometer) opening; cutout: 3" diameter x 3.90" depth; top plate: 4.4" diameter; total depth: 5".
  
• Amplifier: TDA7851L quadbridge, 4 x 72W peak @ 2 ohms, 4 x 48W peak @ 4 ohms, 28W RMS x 4 channels.(Zoned Controlled)
  
• Outputs: 3 pairs of full-range RCA pre-amp outputs + dedicated subwoofer output (All zoned controlled)
  
• Inputs: Bluetooth, USB (16GB max), RCA aux, Rear Camera, A/V input.
  
• Display: Back-lit 3" TFT with big, easy-to-use buttons.
  
• Durability: IP66 waterproof, Humiseal-coated PCB, ASTM B117/D4329 compliant.

Why Choose the Rockville RGHR48A?
The RGHR48A combines powerful audio, intuitive controls, and marine-grade durability in one sleek package. Whether you’re hosting a party on the water or cruising with friends, this receiver delivers loud, crystal-clear sound with the flexibility of 4-zone control—all backed by Rockville’s commitment to quality and value. Take control of your marine audio today!