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Description

DS18 MRX1

The DS18 MRX1 is a compact marine and powersports digital media receiver designed to provide reliable audio performance in outdoor and rugged environments. It features a 1.5″ color TFT display with RGB backlit buttons, built‑in Bluetooth® audio streaming, USB and AUX inputs, and AM/FM/WB radio with RDS. With built‑in amplification, dual audio zone control, and a weather‑resistant design, the MRX1 is ideal for use in boats, ATVs, UTVs, motorcycles, golf carts, and other powersports vehicles.


Specifications

Feature Specification
SKU MRX1
AM/FM Antenna Yes
Audio Input (L+R) Yes
USB for Music & Charging Yes, Charging 2A
Wired Remote Input Yes

Outputs – Rear Chassis
Feature Specification
Speaker Power Plug Yes, Molex Plug 12 pin, Water Resistant
Audio Output Front (L+R) Yes
Audio Output Rear (L+R) Yes
Subwoofer Output RCA Yes
Sub Out Low Pass Filter Yes, 80/120/160Hz, Gain 0–12

Media Playback
Feature Specification
USB (64GB Memory) Yes
Bluetooth Version 4.2
BT Streaming ID3 Tag Info Yes

Other Features
Feature Specification
Operating Voltage 12V
Preamp Output 4V RMS Differential
LCD Display Negative VA
Backlight Yes
IR Remote No
Low Battery Beep Yes
EEPROM Yes
Conformal Coating Yes
IP Rating IP65
UV Resistance Yes
Salt Spray Resistance Yes

General
Feature Specification
Power Supply Requirements DC 12 Volts, Negative Ground
Chassis Dimensions 115 × 115 × 74 mm
Bass (at 100 Hz) ±10 dB
Treble (at 10 kHz) ±10 dB
Maximum Output Power 4 × 40 W
RMS Continuous Power 4 × 15 W @ 4 Ohm
Current Drain 10 Ampere (Max)
Protective Cover Silicone Cover

Measurements
Feature Specification
Product Weight 2 lbs
Product Dimensions 6 × 6 × 6.75
Master Carton Weight 26 lbs
Master Carton Dimensions 18.5 × 12.75 × 14
Master Carton Quantity 12
Sold In Piece

 


Product Overview

DS18’s HYDRO MRX1 is the ultimate all-in-one marine head unit for power, precision, and durability. 

This beast handles whatever you throw at it with its IP65 water resistance, UV protection, salt spray shield, and conformal coating. Plus, it comes with a silicone cover for extra protection when not in use.

With V4.2 Bluetooth pairing capabilities, you can easily connect your phone or any Bluetooth-enabled device to play music directly through the MRX1. Experience precise sound control with adjustable bass, treble, balance, fade, EQ, loudness, and Subwoofer crossover settings. Choose from preset EQ options like FLAT, POP, ROCK, CLASSICAL, or turn off the EQ altogether for a customized sound experience. Adjusting settings has never been easier thanks to CT sync, which allows you to fine-tune time settings using over-the-air radio frequencies. Not only does the MRX1 deliver superior sound quality and functionality, but it also features a wideband AM/FM receiver for enjoying all your favorite radio stations.

The MRX1 boasts three outputs for easy integration into fully applied systems, including front, rear, and sub high-quality outputs. The USB port not only enables music transfer but also charges your device at a rate of 2a. The MRX1’s 4 ohm load, offers 4x15W RMS, while a 2 ohm load offers 4x20W RMS. Prepare to be blown away by the MRX1’s unmatched sound output. With 4v preamp outputs, you can expect exceptional audio quality with the voltage to push it.

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Questions and Answers

Q1: What is the MRX1?
A1: The MRX1 is a compact marine and powersports Bluetooth head unit with display, USB/AUX inputs, and AM/FM/WB radio designed for outdoor audio systems. (ds18.com)
Q2: Does the MRX1 support Bluetooth audio?
A2: Yes — it features Bluetooth® streaming for wireless music playback.
Q3: Is this unit waterproof?
A3: Yes — the MRX1 has a weather‑resistant design (IP65), suitable for marine, powersports, and outdoor environments.
Q4: What inputs does it offer?

A4: It offers USB and AUX inputs for wired media playback and device connectivity. (ds18.com)

Q5: Can it drive speakers without an external amplifier?
A5: Yes — it has a built‑in amplifier capable of up to 4 × 40 W max output and can also use external amplifiers via 4 V RCA pre‑amp outputs

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