JL Audio MM55 Premium Compact Marine Source Unit w/ Full-Color LCD

The JL Audio MM55 Premium Compact Marine Source Unit is designed to deliver high-quality sound and advanced audio features in a compact, water-resistant (IP67-rated) package. Featuring a bright 2.8-inch full-color display and intuitive controls, this unit offers global radio tuners, USB input, AUX input, and Bluetooth streaming capabilities for a seamless listening experience.

It includes a powerful 4-channel onboard amplifier with 100 watts of output (25W RMS x 4) and nine channels of audiophile-quality preamp outputs, with three separate audio zones and subwoofer outputs. Each zone can be customized with flexible audio options and easily controlled via a master volume knob for quick adjustments.

The MediaMaster 55 marine source unit also includes certified NMEA 2000 network connectivity, making it an ideal companion for use with your Garmin, Lowrance, Raymarine, or Simrad multifunction display (MFD).

Engineered for Real-World Marine Duty
• Rugged (IP67-rated) design to withstand the elements, with all buttons sealed behind a watertight membrane
• Bright and easy-to-read 2.8-inch (71 mm) full-color LCD with a high-contrast design for enhanced viewing while in motion
• Intuitive interface with backlit controls for easy operation day or night
• Independent settings for day and night lighting with separate brightness controls for the display, buttons, and optional wired remotes

Comprehensive Marine Audio System Capabilities
• Nine channels of audiophile-quality preamp outputs (4-volt RMS) from three separate audio zones, each with a dedicated subwoofer output
• Independent feature and control options for each audio zone
• Volume level: adjust all zones together or select an individual zone for discrete adjustment
• Subwoofer level: dedicated button to adjust all subwoofer zone trim levels together or select an individual zone for discrete adjustment
• Onboard crossovers: each zone is equipped with separate filters for high pass (off/ 80/100/120 Hz) and low pass (off/ 60/80/100 Hz)
• Volume limit: set a maximum allowable volume level for each zone
• Tone controls: adjust the bass, midrange, treble, and balance settings
• Zone naming: customize each zone’s designation for easy identification
• The built-in amplifier generates 100 watts (25 watts x 4) of high-fidelity sound for zones 1 and 2

Built for Today's Modern Media
• Digital AM/FM radio tuner with radio data system extended display info
• Built-in DAB+ radio (Europe) tuner (subject to local availability)
• Store up to 18 favorite stations (across all tuners) for quick selection
• Stream audio with BLUETOOTH wireless technology and the Qualcomm aptX audio codec for amazing audio fidelity with compatible devices
• USB 2.0 direct-digital connections can access music files on your USB storage device with a 1 amp charging output
• Auxiliary inputs accept analog audio signals directly from external sources
• NMEA 2000 network-certified: MFD control functionality uses applicable network cables and connectors (sold separately)

Remote Controller and Interface Accessories (Each Sold Separately):
• MMR-40 network controller: full-function water-resistant (IP66-rated) controller with full-color LCD (NMEA 2000 network)
• MMR-25W wireless controller: water-resistant (IP68-rated) controller with BLUETOOTH wireless technology
• MMR-20-BE wired remote controller: water-resistant (IP67-rated) controller (direct connection)
• MMR-5N2K network volume controller: water-resistant (IPX7-rated) controller
• MMA-1-HTML MFD data interface: digital interface generates themed navigation and controls onto your MFD (NMEA 2000 network)
• MM-Remote controller application: free, full-function application controller uses your compatible wireless device; available for free download (see below)