Package Includes:

• (1) Rockville RGHR48A 4 Zone Marine Gauge Hole Receiver Bluetooth App Control+Remote
• (2) MB Quart NK2-116W 6.5" 120 Watt 2-Way Marine Boat Speakers in White

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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! 

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Description:

An award winning, marine certified premium 6.5 inch coaxial speaker for boat, RV and off-road vehicle audio installations. These speakers feature water resistant midrange cones, titanium tweeters and rust resistant connectors. Sold in pairs with grills in white.

Features:

• Marine Grade Protection / IPX Rating
  LIFE SHIELD: Protected for water and dirt. UV protected against sun fade. Longer life against harsh conditions. Protected against sun fade with UVA paint coating. Conformal coated crossover components protect against fresh and salt water spray as well as dust and sand. IPX67: Tested to the highest Marine and Motorsports standards for resisting the elements.
• Tweeters
  .75 Inch Pure Titanium Dome Tweeter: Very smooth musical response, high output with minimal required amplifier power.
• Cone Material
  6.5 Inch Composite Poly Midrange: Water resistant composite polypropylene cone with temperature stable Butyl rubber surround mounted on a lightweight composite frame.
• Surround / Cone Coupling
  Natural Butyl Rubber: Remains musical in all weather. Does not stiffen in cold.
• Voice Coil / Former Assembly
  High Temperature Voice Coil and Former: Voice coil is high temperature copper, wound on a Kapton former which allows the voice coil to handle more power while remaining light in weight.
• Spider
  Water resistant spider: oven fiber composite spider to stabilize the cone and voice coil in all musical situations.
• Cooling System
  Front and Rear Venting: Air passes through the spider and back plate to exchange air over the voice coil.
• Crossover
  Marine Certified Crossover: Conformal Coated, Butterworth 12dB per octave crossover with PTC (Positive Thermal Coefficient) tweeter protection. Smooth transition from high to lower frequencies remain musical and not harsh or distorted.
• Frame
  Composite ABS and glass fiber frame: Composites add strength to the frame without adding distortions or harmonics that can affect the tonal quality of the speaker.
• Motor
  High Energy Y30 Motor assembly: High energy strontium ferrite magnet for higher output with minimal amplifier power.
• Grills
  Composite: UV treated against sun fade and waterproof.

Specifications:

• Weight: 5.3 lbs.
• Type: Speaker
• Brand: MB Quart
• Series: Nautic
• Category: Marine, Powersports
• Condition: New
• Color: White
• Warranty: 1 Year
• IPX Rating: IPX67
• CEA Standards: CEA426B
• Speaker RMS Power Handling (watts): 60
• Speaker Peak Power Handling (watts): 120
• Speaker Impedance (ohms): 4 Ohm
• Frequency response (+/ 10DB): 35 Hz 21kHz
• Speaker Sensitivity: 87.7 dB
• Speaker Height (in): 1.13
• Speaker Mounting Diameter / Cut Out (in): 5.59
• Speaker Outside Diameter (in): 6.8
• Speaker Mounting Depth / Chassis Depth (in): 3.7
• Speaker Size (in): 6.5

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Proposition 65 Notice: WARNING: This product can expose you to chemicals including LEAD, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.