Meet the Boss Audio 4" MR4.3B Box Speakers in Black — a rugged, marine-grade enclosed speaker system built to elevate boat days, lake outings, and outdoor gatherings with premium sound. This 3‑way marine enclosure delivers clear highs, nuanced mids, and punchy bass from a compact 4" driver, featuring a tweeter and a 1.5" polypropylene cone for full-range performance.
Designed for simple installation, swiveled mounting brackets are included, so you can position sound exactly where you want it. The weatherproof enclosure makes them suitable for boats, patios, decks, or indoor spaces, giving you flexible placement wherever your music takes you.
Technical Specifications
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Speaker Impedance: 4 ohms
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Cone Material: Water-Resistant IMPP (woofer) with 1.5" polypropylene cone
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Woofer Size: 4"
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Sensitivity: 85 dB
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Frequency Response: 80 Hz – 20 kHz
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Max Power: 200W
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RMS Power: 100W
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Dimensions (H x W x D): 4.31" x 2.09" x 2.09"
In the Box
- Two (2) 3-way speakers
- Mounting hardware
- Instruction manual
Note: Sold as a pair.
WARNING: WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
