Name: DS18 MRX300D
SKU: MRX300D
Availability: InStock

Description

DS18 MRX300D

The DS18 MRX300D is a marine-grade, multifunction head unit designed for boats, powersports, and outdoor audio systems. Featuring a 3″ full-color TFT display with Gorilla Glass and multi-zone control, it offers Bluetooth® streaming, USB and AUX playback, AM/FM radio with RDS, and DAB+ digital radio support for Europe. With three independent audio zones, adjustable backlit controls, and robust weather-resistant construction, it’s built to withstand marine environments while delivering powerful sound and versatile connectivity.

Specifications

Feature	Specification
SKU	MRX300D
Operating Voltage	10.5 – 16 Volts
Low Voltage Warning Alert	Yes (< 10.5V)
Waterproof Rating	IP65
UV/Salt Protection	Yes (B117 Salt Fog & D4329 UV Exposure Tested)
Buttons	Rubber + RGB Backlit (Auto / White / Red / Blue / Green / Purple / Cyan / Yellow)
Screen Panel	Gorilla Glass with Wet Bonded Display
EEPROM	Yes (Saves settings when power disconnected)
Display Type	TFT (Thin Film Transistor), IPS
Resolution	640 × 360 pixels

DAB Specifications

Feature	Specification
Frequency Range	174.928 – 239.200 MHz
Sensitivity	93 dB
Stereo Separation	50 dB at 1 kHz
Signal-to-Noise Ratio	65 dB

Audio Specifications

Feature	Specification
RMS Power	4 × 18W at 4 Ohm / 4 × 25W at 2 Ohm
Max Power	4 × 50W at 2 Ohm
Minimum Load	2 Ohm Stable per Channel
Frequency Response	20Hz – 20kHz
RCA Pre-Out Voltage	4.5 Volts
Output Impedance	500 Ohm
Equalizer	2 Bands (Bass 80Hz, Treble 12kHz)
Presets	S-Bass / Vocal / Powerful / Clarity
Subwoofer Control	Level (0 – 40)
Audio Zones	3 Zones (Stereo + Subwoofer each)
Independent Zone Control	Yes (Level / Tone)
Audio Input	L + R RCA (Aux Input)

Tuner Specifications

Feature	Specification
FM Frequency Range	87.5 – 108 MHz
AM Frequency Range	522 – 1620 kHz
Tuner Presets	18 FM / 12 AM
Radio Data System	Yes (AF / TA / NEWS Selectable)
DAB Frequency Range	174.928 – 239.200 MHz
Sensitivity	93 dB
Stereo Separation	50 dB at 1 kHz
Signal-to-Noise Ratio	65 dB

Connectivity

Feature	Specification
Bluetooth Version	5.0 + EDR
Audio Streaming	A2DP
USB Compatibility	v2.0
USB Capacity	Up to 64GB
USB Charge Output	2.1 Amp
Audio File Support	MP3, WMA
Remote Control	Wired 3.5mm Jack (Compatible with MXRC)

Product Overview

Marine & Powersports Head Unit

DS18’s MRX300D offers complete control over your boat’s sound system!
Connecting is easy with Bluetooth v5.0 for seamless audio streaming from all your favorite devices. The USB port allows for music playback and charging, supporting up to 64GB of MP3 and WMA files. With an included AUX input, REMOTE input (MXRC Recommended), AND REARVIEW CAMERA input, your marine or powersports vehicle will be ready for anything!
Equipped with an AM/FM tuner and DAB+ compatibility, the MRX300D comes with 30 presets for easy access to your favorite stations. Its universal mounting hole ensures a seamless fit into any boat’s dashboard, while its IP65 rating and UV/salt resistance guarantee long-lasting durability against harsh marine conditions.
The 3-inch full-color TFT display of the MRX300D is protected by Gorilla Glass and bonded to be resistant to both water and impact. The adjustable backlit buttons, available in seven colors, provide a stunning interface that is easy to navigate even in low-light conditions.
But it’s not just about looks – the MRX300D delivers exceptional audio performance as well. With three independent zones of control, you can customize the volume and tone settings for each area of your boat. The 2-band EQ allows precise adjustments of bass and treble on each zone, ensuring optimal sound reproduction tailored to your preferences. With a powerful 4.5-volt pre-amp output, this head unit delivers a staggering 50 W of MAX power per channel at 2 ohm.

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DS18 MRX300D