4 CHANNEL
Down4Sound 4 channel amplifiers are among the most popular car audio amplifiers on the market. They are available in various power levels, from 400W up to 6000W. Our 4 channel amplifiers are offered in Class D or Class AB technology, and all of them can produce more power than their advertised ratings. 3rd party 4-channel amplifier review & dyno videos are available within each listing, so you can see how much power these amplifiers can produce. When choosing a four channel amplifier for your car audio system, the sky is truly the limit.
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DOWN4SOUND JP284 - GRAY | 3000W 4 CHANNEL AMPLIFIER
Down4Sound
¥41,985 - ¥47,509Introducing the JP 284 GRAY CLASS D Amplifier: The Ultimate 4-Channel Power Dynamo The brand-new JP 284 GRAY is here, setting new standards in car audio amplification. This Class D amplifier is not only a testament to power but also to precision,...JP284-GY-¥41,985 - ¥47,509 -
DOWN4SOUND JP284 - BLUE | 3000W 4 CHANNEL AMPLIFIER
Down4Sound
¥41,985 - ¥47,509Introducing the JP 284 BLUE CLASS D Amplifier: The Ultimate 4-Channel Power Dynamo The brand-new JP 284 BLUE is here, setting new standards in car audio amplification. This Class D amplifier is not only a testament to power but also to precision,...JP284-BL-¥41,985 - ¥47,509 -
DOWN4SOUND JP284 - GREEN | 3000W 4 CHANNEL AMPLIFIER
Down4Sound
¥41,985 - ¥47,509ntroducing the JP 284 GREEN CLASS D Amplifier: The Ultimate 4-Channel Power Dynamo The brand-new JP 284 GREEN is here, setting new standards in car audio amplification. This Class D amplifier is not only a testament to power but also to precision,...JP284-GR-¥41,985 - ¥47,509 -
DOWN4SOUND JP284 - ORANGE | 3000W 4 CHANNEL AMPLIFIER
Down4Sound
¥41,985 - ¥47,509Introducing the JP 284 ORANGE CLASS D Amplifier: The Ultimate 4-Channel Power Dynamo The brand-new JP 284 ORANGE is here, setting new standards in car audio amplification. This Class D amplifier is not only a testament to power but also to precision,...JP284-OR-¥41,985 - ¥47,509 -
DOWN4SOUND JP34 AB WHITE SILVER | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥27,622 - ¥33,145Introducing the JP 34 WHITE SILVER CLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB WHITE SILVER has made its triumphant return, now more refined and powerful than before. This Class AB amplifier stands out not just...JP34AB-WHISLV-¥27,622 - ¥33,145 -
DOWN4SOUND JP34 AB BLACK | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥27,622 - ¥33,145Introducing the JP 34 BLACK CLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB BLACK has made its triumphant return, now more refined and powerful than before. This Class AB amplifier stands out not just for its rarity...JP34AB-BK-¥27,622 - ¥33,145 -
DOWN4SOUND JP34 AB RED | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥27,622 - ¥33,145Introducing the JP 34 RED CLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB RED has made its triumphant return, now more refined and powerful than before. This Class AB amplifier stands out not just for its rarity but...JP34AB-RD-¥27,622 - ¥33,145 -
DOWN4SOUND JP34 AB GRAY | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥27,622 - ¥33,145Introducing the JP 34 GRAY CLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB GRAY has made its triumphant return, now more refined and powerful than before. This Class AB amplifier stands out not just for its rarity...JP34AB-GY-¥27,622 - ¥33,145 -
DOWN4SOUND JP34 AB BLUE | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥27,622 - ¥33,145Introducing the JP 34 BLUE CLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB BLUE has made its triumphant return, now more refined and powerful than before. This Class AB amplifier stands out not just for its rarity...JP34AB-BL-¥27,622 - ¥33,145 -
DOWN4SOUND JP34 AB ORANGE | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥27,622 - ¥33,145Introducing the JP 34 ORANGE CLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB ORANGE has made its triumphant return, now more refined and powerful than before. This Class AB amplifier stands out not just for its...JP34AB-OR-¥27,622 - ¥33,145 -
DOWN4SOUND JP34 AB GREEN | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥27,622 - ¥33,145Introducing the JP 34 GREEN CLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB GREEN has made its triumphant return, now more refined and powerful than before. This Class AB amplifier stands out not just for its rarity...JP34AB-GR-¥27,622 - ¥33,145 -
DOWN4SOUND JP234 - BLUE | 2000W 4CH AMPLIFIER
Down4Sound
¥33,146 - ¥38,669Introducing the Down4Sound JP234 BLUE 4-Channel Amplifier - your gateway to powerful and immersive car audio. With 2000W of power, this amplifier is designed to elevate your audio experience to the next level. The full-range digital multi-channel...JP234-BL-¥33,146 - ¥38,669