MARINE AMPLIFIERS
Marine Audio Amplifiers Built to Power Through Anything
Down4Sound marine audio amplifiers are engineered for boats, jet skis, UTVs, and off-road vehicles that live in harsh conditions and demand real power. These amps are fully sealed, conformal coated, and built to deliver clean, consistent output in heat, vibration, salt air, splash, and full sun no dropouts, no drama.
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DOWN4SOUND M3-1004 (MARINE) - WHITE GLOSS | 700W RMS
Down4Sound
$675.65 - $810.76DOWN4SOUND M3-1004 Marine & Powersports 4-Channel Amplifier – 700W RMS Class D (Gloss White) The DOWN4SOUND M3-1004 Marine & Off-Road Amplifier is a compact 4-channel Class D amplifier delivering 700 watts RMS of clean, efficient power for...M3-1004-WHG-$675.65 - $810.76 -
DOWN4SOUND M3-1004 (MARINE) - BLACK GLOSS | 700W RMS
Down4Sound
$675.65 - $810.76DOWN4SOUND M3-1004 Marine & Powersports 4-Channel Amplifier – 700W RMS Class D (Gloss Black) The DOWN4SOUND M3-1004 Marine & Off-Road Amplifier is a compact 4-channel Class D amplifier delivering 700 watts RMS of clean, efficient power for...M3-1004-BKG-$675.65 - $810.76 -
DOWN4SOUND M3-1004 (MARINE) - ORANGE GLOW | 700W RMS
Down4Sound
$675.65 - $810.76DOWN4SOUND M3-1004 Marine & Powersports 4-Channel Amplifier – 700W RMS Class D (Orange Glowtek) The DOWN4SOUND M3-1004 Marine & Off-Road Amplifier is a compact 4-channel Class D amplifier delivering 700 watts RMS of clean, efficient power...M3-1004-ORGL-$675.65 - $810.76 -
DOWN4SOUND M3-1004 (MARINE) - GREEN GLOW | 700W RMS
Down4Sound
$675.65 - $810.76DOWN4SOUND M3-1004 Marine & Powersports 4-Channel Amplifier – 700W RMS Class D (Green Glowtek) The DOWN4SOUND M3-1004 Marine & Off-Road Amplifier is a compact 4-channel Class D amplifier delivering 700 watts RMS of clean, efficient power...M3-1004-GRGL-$675.65 - $810.76 -
DOWN4SOUND M3-1004 (MARINE) - BLUE GLOW | 700W RMS
Down4Sound
$675.65 - $810.76DOWN4SOUND M3-1004 Marine & Powersports 4-Channel Amplifier – 700W RMS Class D (Blue Glowtek) The DOWN4SOUND M3-1004 Marine & Off-Road Amplifier is a compact 4-channel Class D amplifier delivering 700 watts RMS of clean, efficient power...M3-1004-BLGL-$675.65 - $810.76 -
DOWN4SOUND M3-1500 (MARINE) - WHITE GLOSS | 1500W RMS
Down4Sound
$810.78 - $945.89DOWN4SOUND M3-1500 Marine & Powersports Monoblock Amplifier – 1500W RMS Class D (Gloss White) The DOWN4SOUND M3-1500 Marine & Off-Road Amplifier is a compact monoblock powerhouse delivering 1500 watts RMS of full-range Class D performance,...M3-1500-WHG-$810.78 - $945.89 -
DOWN4SOUND M3-1500 (MARINE) - BLACK GLOSS | 1500W RMS
Down4Sound
$810.78 - $945.89DOWN4SOUND M3-1500 Marine & Powersports Monoblock Amplifier – 1500W RMS Class D (Gloss Black) The DOWN4SOUND M3-1500 Marine & Off-Road Amplifier is a compact monoblock powerhouse delivering 1500 watts RMS of full-range Class D performance,...M3-1500-BKG-$810.78 - $945.89 -
DOWN4SOUND M3-1500 (MARINE) - ORANGE GLOW | 1500W RMS
Down4Sound
$810.78 - $945.89DOWN4SOUND M3-1500 Marine & Powersports Monoblock Amplifier – 1500W RMS Class D (Orange Glowtek) The DOWN4SOUND M3-1500 Marine & Off-Road Amplifier is a compact monoblock powerhouse delivering 1500 watts RMS of full-range Class D...M3-1500-ORGL-$810.78 - $945.89 -
DOWN4SOUND M3-1500 (MARINE) - GREEN GLOW | 1500W RMS
Down4Sound
$810.78 - $945.89DOWN4SOUND M3-1500 Marine & Powersports Monoblock Amplifier – 1500W RMS Class D (Green Glowtek) The DOWN4SOUND M3-1500 Marine & Off-Road Amplifier is a compact monoblock powerhouse delivering 1500 watts RMS of full-range Class D...M3-1500-GRGL-$810.78 - $945.89 -
DOWN4SOUND M3-1500 (MARINE) - BLUE GLOW | 1500W RMS
Down4Sound
$810.78 - $945.89DOWN4SOUND M3-1500 Marine & Powersports Monoblock Amplifier – 1500W RMS Class D (Blue Glowtek) The DOWN4SOUND M3-1500 Marine & Off-Road Amplifier is a compact monoblock powerhouse delivering 1500 watts RMS of full-range Class D...M3-1500-BLGL-$810.78 - $945.89 -
DOWN4SOUND EZY BT2HD – APTX-HD Bluetooth 5.0 High-Resolution Audio Receiver ( Works with iPhone and Android)
Down4Sound
MSRP: $405.38$216.19Engineered for Automotive, Marine, and Powersports Use The D4S EZY BT2HD is a high-definition Bluetooth 5.0 audio receiver built around the Qualcomm® QCC3034 chipset with support for APTX-HD. Designed for clear, distortion-free playback, it delivers...EZY BT2HDMSRP: $405.38$216.19