BOSS Audio Systems 5.25' MR52B Black Speakers - 150W (Open Box)
These speakers offer amazing sound and are built to endure the tough marine environment. Their frames and grills are crafted from a polymer composite that's fully waterproof and coated to resist UV damage.
The body is surrounded by cloth and has polypropylene cones, creating a waterproof design. The coated tinsel leads prevent corrosion, and the updated grille covers are really eye - catching.
Features:
- Weatherproof build
- Polypropylene woofer cone and treated cloth surround
- 1' Tweeter dome
Technical Specifications:
- Speaker Impedance: 4 ohms
- Cone Material: Water - Resistant IMPP
- Sensitivity: 89dB
- Frequency Response: 80HZ - 20KHZ
- Max Power: 150W
- 75 Watts RMS
- Cut - out Dimensions: 4.94'
- Mounting Depth: 2.2'
In the Box:
- Two (2) 2 - way speakers
- Mounting hardware
- Instruction manual
*Sold as a Pair
WARNING: This product can expose you to chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. For more info, go to P65Warnings.ca.gov.



Using these BOSS Audio Systems speakers is easy. First, take them out of the box along with the mounting hardware and instruction manual. Use the mounting hardware to install the speakers in your desired location. Make sure to follow the cut - out dimensions and mounting depth provided in the technical specifications.
When using them in a marine environment, don't worry about the harsh conditions as they are weatherproof. However, try to avoid submerging them for long periods.
For maintenance, simply wipe the speakers with a dry cloth to keep them clean. If there's dirt or grime, use a mild soap solution and a soft cloth. Avoid using abrasive materials that could scratch the speakers. Also, be aware of the warning about exposure to chemicals. If you have any concerns, check P65Warnings.ca.gov for more information.