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Makes Waves, Make Music, Make Your Move Design

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. 

Seamless 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.”

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I am the owner of and the Verizon Wireless Reviewer for Ben’s love of gadgets came from his lack of a Nintendo Game Boy when he was a child . Ben vowed from that day on to get his hands on as many tech products as possible. Ben’s approach to a review is to make it informative for the technofile while still making it understandable to everyone. Ben is a new voice in the tech industry and is looking to make a mark wherever he goes. When not reviewing products, Ben is also a 911 Telecommunicator just outside of Pittsburgh PA. Twitter: @gizmoboaks Hangouts: Beavercountyemt Skype: Ben.Oaks

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