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Makes Waves, Make Music, Make Your Move


Engineered to Withstand Water and Salt

Water and salt can be a marine source unit's worse nightmare. Our CMS4 source unit is IP66 tested and certified to provide you the best in water intrusion and salt water protection in its class.


Seemless Control

Besides its toughness, the CMS4 features intuitive control buttons and a large knobs that make operation a breeze.

Superior Expandability to Create Your Ideal System

The CMS4 was designed to offer maximum weather protection combined with maximum enjoyment of today's audio sources. It's ready to connect with Bluetooth® compatible devices, Pandora®, SiriusXM®, and more.

RGB Custom Button and Knob Illumination

Selectable multi-color illumination of the buttons and knobs allows you to select your favorite color, match your boats anesthetic, or even reflect your mood.


Watertight Full Display Controller

With the CMS4 Black Box installed, you can control everything from the wired watertight controller. It's simple robust design maximizes reliability. The vibrant color display allows for simple functionality with enhanced durability that can resist the most harmful of elements.


Hideaway Source Unit for Installation Flexibility

Clarion’s CMS4 is the ultimate media hub that was developed to enhance the user interface and audio experience. The essentials including Bluetooth aptX®, USB ports, Dedicated Rear Camera, RCA Input, Marine True 4 Zone, Source Volume Control, 7-Band Equalizer, and AM / FM / Weather Band Tuner are built in. And with connections including SiriusXM Satellite Radio you can easily create a system that can be customized to your exact needs.


Bluetooth aptX for High Quality Stream

Enjoy Bluetooth audio streaming with improved quality thanks to aptX codec support. This technology improves audio quality when listening to compressed audio over Bluetooth in a way that doesn’t degrade audio quality or cause latency, and reproduces the full audio bandwidth for quality sound while out on the water.

* Depending on mobile phone.

Please check for compatible mobile phone models "here."


Low compression contributes to high quality sound without latency or breaks.

Due to its low compression, aptX is used in various digital devices including smartphones, enabling smooth playback of music from Android™ Phones as wel. Count on it for high-quality worry-free listening.

Stay Connected to Your Music on iPod® and iPhone®, USB Flash Memory

Get away from it all, but stay connected to your music on iPod and iPhone, USB flash memory. Just use the cable that came with your iPod and iPhone, and connect to USB input to get complete control including genre / album / song title search.


7-Band Graphic Equalizer

Equipped with a full-featured 7-band graphic equalizer, you will enjoy superior control over the audio spectrum with frequency adjustments in the 50 Hz to 16 kHz range over seven bands. This gives you the power to get the most of your sound system, and the ability to contour the sound output to your musical taste

4 Zone Audio Volume Control

Since you can control up to four independent audio zones on the same vessel, people can enjoy listening to different sources in the cabin, in the cockpit and on the deck. For example, relax to soothing background music in the cabin, get the party rolling on deck with some upbeat tunes, and keep your ears on the weather in the cockpit. Every space, and every situation, gets its own soundtrack to sail with.


Enjoy Interactive Pandora® internet radio Anytime Anywhere

The CMS4's Pandora feature works seamlessly with the Pandora app on your smart device. Play songs and offer feedback with a "thumbs up" or "thumbs down" option which is reflected in future music selections played for you. The app lets you bookmark artists / songs and even create your own station to customize your marine music experience.


SiriusXM Satellite Radio with Optional Tuner (SXV100 / 200 / 300)

Connect, control and enjoy all of SiriusXM Satellite Radio's offerings on your boat. Whether listening to commercial-free music, sports talk or news radio, all available 24/7, bring the hottest in entertainment on-board and on your journey.


Global Radio Tuner with Weather Band

The built-in multi-band tuner supports reception of radio stations just about anywhere in the world — which is nice when you’re sailing around the globe or just across the bay. With weather band, you'll always have the latest weather updates including automatic reception of emergency information to keep your voyage as smooth as possible.

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