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White marine receiver with detachable front panel and multicolor illumination

BOSS AUDIO MR632UAB Marine Receiver White 50W 4ch

SKU CH-WNHC-RJNDM

Weatherproof marine receiver streams Bluetooth audio, handles calls and plays USB, MP3 and radio with 50 W × 4 power and RGB illumination

  • Output power50 W
  • FM/AM tunerWeatherproof
  • FM frequency responseStereo
  • Power source200 W, 50 W
  • Tuning rangeBuilt-In Bluetooth, Multi Color Illumination
  • Team affiliation1 Piece
  • Weatherproof design protects against splashing water
  • Bluetooth streaming and hands-free calling from your smartphone
  • 50 watts x 4 channels powers marine speakers
  • USB and auxiliary inputs for digital music playback
  • Detachable front panel and wireless remote add security and convenience

Marine Weatherproof Receiver

The BOSS Audio MR632UAB is a mech-less marine head unit built for boats and open-cockpit vehicles that need digital media playback without a CD mechanism. It targets owners who stream from a smartphone or carry USB libraries and want a white-finished unit that resists splashing water and UV exposure. Bluetooth audio streaming and hands-free calling keep the helm clear of cables while the Push-to-Talk button summons the phone voice assistant for navigation or messages.

Thermals Noise Power

The chassis uses marinised materials and coated circuit boards to shed heat passively so no fan noise intrudes on quiet anchorages. Maximum output is rated at 50 watts across four channels with a 200-watt peak figure and the unit draws power from a standard 12-volt DC supply. Pre-amp front and rear outputs let external amplifiers handle heavy lifting if more volume is ever required.

Build Fit Constraints

The detachable front panel measures 5 by 7.1 by 2.1 inches and weighs 1.8 pounds leaving a shallow cavity behind the dash for wiring. USB and auxiliary inputs sit on the front while front and rear pre-amp RCA outputs feed speakers or subwoofers. A wireless remote is included for cockpit convenience but the unit has no CD slot so physical disc collections cannot be played.

How it compares

Measured against everything we stock in Car Stereos & Multimedia Receivers, at today’s prices. Recalculated every night.

Price $67.99
Cheaper than about 88% of the 3,253 comparable items (median $212.99).

Specifications

Product
Brand nameBOSS AUDIO
Product lineMR632UAB
Model nameMR632UAB
Part numberMR632UAB
Product typeWireless
Product colorBlack
Audio & video
FM frequency responseStereo
Power
Output power50 W
Power source200 W, 50 W
Size & build
Product dimensions14.33 in W × 12.83 in H × 9.06 in D
More details
FM/AM tunerWeatherproof
Tuning rangeBuilt-In Bluetooth, Multi Color Illumination
Team affiliation1 Piece

Questions about this item

How do I wire the 50 W x 4 channels and where is the mistake most installers make?

Connect each speaker to the front and rear pre-amp outputs using marine-grade wire; the common error is skipping the fused 12 V constant lead so the detachable front panel loses memory when the ignition is off.

Which part of the MR632UAB will need replacement first in a salt-air environment?

The UV-coated detachable front panel and its connector pins typically degrade before the coated circuit boards; rinse with fresh water after each outing and store the panel indoors to extend its life.

At what point does the 200 W peak rating limit continuous playback on a hot day?

Sustained full-volume output pushes the chassis past its thermal design, so the amplifier rolls back power after several minutes to protect the internal components.

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