The Clarion CMS4 Black Box Digital Media Receiver with Commander features a True Independent 4-Zone Source and Volume control system and a 3.5" Full Color LCD Display that is water resistant. This source unit has been engineered to withstand the harshest marine environments.

Designed to combat a marine source unit's worst enemy - water and salt - the CMS4 is IP66 tested to provide superior water intrusion and salt protection in its class. It also exceeds the ASTM B117 (Salt Fog Exposure), ASTM D4329 (UV Exposure) standards, and can resist up to 3.0G of vibration.

Beyond its rugged durability, the CMS4 offers intuitive controls for seamless operation. Large, tactile buttons and two anti-slip knobs make adjusting settings a breeze. Buttons positioned along the edges of the water-tight display controller provide quick, stress-free access to key functions. The customizable multi-color illumination of the buttons and knobs allows users to select their preferred color, match their boat's aesthetic, or even reflect their mood.

With the CMS4 Black Box installed, all source control can be handled through the wired water-tight commander. Its simple, robust design maximizes reliability. The vibrant 3.5" color display enables easy, enhanced functionality that can withstand even the most extreme marine conditions.

Technical Specifications: - FM Tuner Frequency Range: 87.9 ~ 107.9MHz (0.2MHz STEP) - AM Tuner Frequency Range: North America 530 ~ 1710kHz (10kHz STEP) - Weather Band: NOAA Frequency Range 162.400MHz ～162.550MHz - Maximum Power Output: 70W × 4 @ 2Ohm Built-In Amplifier - High Pass Filter: Speaker / Lineout - Low Pass Filter: Subwoofer - Black Box Dimensions (mm): (W × H × D) 249.6 x 192 x 61.5 - Commander Dimensions (mm): (W × H) 152.5 x 102 - Low Consumption Mode/Power Off: Less than 50mA when POWER=OFF - Ingress Protection (IP) Rating: IP66

In summary, the Clarion CMS4 Black Box Digital Media Receiver with Commander provides a seamless multi-zone audio experience designed to withstand the toughest marine conditions. Its water-resistant construction, intuitive controls, and customizable illumination make it an ideal choice for any boating enthusiast.

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