Rockville Pair MS40B 200 Watt Marine Boat Speakers, 4 Inch, 4 Ohm, Waterproof, Compact Design, High-Fidelity Sound, UV-Resistant for Boats and Outdoor Use

★★★★★ 4.9 86 reviews

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Management number 216276869 Release Date 2026/04/19 List Price $12.00 Model Number 216276869
Category

The Pair Rockville MS40B 4-inch Marine Boat Speakers deliver powerful, clear audio for boating and outdoor adventures. With 200W peak power (50W RMS), these speakers produce high-fidelity sound, making them ideal for music lovers on the water. Designed for durability, they feature an IP56 waterproof rating, resisting salt, freshwater, and rust, while anti-UV ABS plastic ensures long-lasting performance under harsh sunlight.These speakers excel in marine environments, ATVs, motorcycles, or cars, offering easy installation with pre-installed screws. Compared to competitors, the MS40B stands out for its compact size, robust build, and balanced sound, solving the need for reliable audio in rugged conditions.

  • SUPERIOR SOUND QUALITY: Enjoy clear audio with 200W peak power (50W RMS) and a frequency response of 122Hz-20kHz, ideal for music and vocals on the water.
  • BUILT FOR MARINE ENVIRONMENTS: IP56 waterproof rating ensures complete resistance to salt, freshwater, and rust, with anti-UV ABS plastic for lasting durability.
  • COMPACT AND EASY TO INSTALL: 4-inch speakers with a 3.66-inch cutout diameter and pre-installed mounting screws fit seamlessly on boats, ATVs, or outdoor setups.
  • HIGH-QUALITY CONSTRUCTION: Features injection-molded polypropylene cones, aluminum voice coils, and 3.5 oz Y30 ferrite magnets for reliable, distortion-free sound.
  • VERSATILE OUTDOOR PERFORMANCE: Perfect for marine, car, or motorcycle use, delivering consistent sound in harsh conditions with 85dB sensitivity.
UPC 819216024157
Brand Rockville
Color Black
Impedance 4 Ohms
MP3 player No
Model Name MS40B
Unit Count 1.0 Count
Item Weight 1 Pounds
Manufacturer Rockville
Model Number MS40B
Power Source Corded Electric
Speaker Size 4 Inches
Speaker Type Outdoor
Is Waterproof TRUE
Mounting Type Boat Mount
Warranty Type Limited
Control Method Voice
Item Type Name Pair Black 4" 200 Watt Marine Boat Speakers Compact and Powerful
Controller Type Voice control
Number of Items 2
Woofer Diameter 5.12 Inches
Antenna Location Outdoor,Car
Audio Driver Type Dynamic Driver
Audio Output Mode Surround
Compatible Devices MP3 Player, Smartphone, Tablet
Enclosure Material Acrylonitrile Butadiene Styrene (ABS), Alu
Frequency Response 20 KHz
Additional Features Waterproof
Wireless Technology No Wireless Communication Technology
Warranty Description 1 YEAR
Age Range Description Adult
Connectivity Protocol Wired (RCA or AUX)
Customer Package Type Standard Packaging
Connectivity Technology wired
Number of Audio Channels 3.0
Item Dimensions D x W x H 6"D x 6"W x 6"H
Compatible with Vehicle Type Boat, Car
Speaker Maximum Output Power 200 Watts
Subwoofer Connectivity Technology Wired
Global Trade Identification Number 00819216024157

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4.9 out of 5
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86 ratings | 35 reviews
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