JL Audio MM55-HR: Hidden Marine Audio Excellence

Looking for the best marine digital media receiver with clean installation and powerful features? The JL Audio MM55-HR offers a stealthy hideaway solution that doesn't compromise performance or versatility. It’s engineered specifically for boats, yachts, and powersports vessels needing advanced zone control and Bluetooth streaming without a visible dash unit.

🎧 Premium Sound in a Hidden Format

The MM55-HR is the hidden version of the MM55, designed to fit out of sight while delivering the same high-end audio performance. Its built-in amplifier delivers 100 watts of power (25W x 4), and it supports three independent audio zones with separate high-pass and low-pass crossover settings.

• 25W RMS x 4 built-in amplifier

• 3 audio zones with subwoofer control

• Adjustable HPF/LPF (High/Low Pass Filters)

🌊 Marine-Ready with IP67 Protection

Built to endure the harshest marine environments, the MM55-HR features an IP67 waterproof rating, ensuring reliability whether you're offshore, docked, or in rough waters.

• Fully waterproof (IP67-rated)

• Marine-grade components for corrosion resistance

• Durable against salt, spray, and UV exposure

📱 Wireless Connectivity + Multi-Zone Control

With Bluetooth® streaming and USB/auxiliary inputs, this hideaway unit is the command center for all your onboard music needs. Easily expand its functionality using JL Audio remotes like the MMR-40 or MMR-5N2K (sold separately).

• Bluetooth for hands-free & audio streaming

• USB input for flash drives

• Rear AUX RCA inputs

• Optional wired remote controls (sold separately)

⚓ Ideal for Boats, Yachts, and Marine Setups

This unit is perfect for installations where visual clutter must be avoided, or dash space is limited. Pair with JL Audio marine speakers and amplifiers for a full audio upgrade.

🛒 Looking to protect your boat’s interior too? Check out our Window Tinting Services for added comfort and UV protection.

🔌 Key Technical Specs

• Power Output: 100W total (25W x 4)

• Preamp Outputs: 3 sets (Front, Rear, Subwoofer)

• Inputs: USB, AUX RCA

• Playback Support: MP3, WAV, M4A, MP4

• Bluetooth Version: Built-in

• Manufacturer Part #: MM55-HR

• Have more questions about this marine-grade solution? Contact our team or visit Audio Jam in Bear, DE for expert advice.