Detailed Description Upgrade your factory or aftermarket vehicle sound system with the Marts Digital MXS 400X4 4-Channel Class-D Amplifier. Engineered for enthusiasts looking for crisp audio resolution and reliable power in a space-saving design, this 4-channel amplifier easily drives door speakers, component sets, or compact subwoofers.
Featuring high-efficiency Class-D digital circuitry, the MXS 400X4 provides solid power delivery while consuming low current and generating minimal heat. With integrated high-pass and low-pass crossover settings plus adjustable bass boost control, you can fine-tune every frequency for maximum sound clarity. Its compact frame makes installation simple in under-seat or tight trunk locations, providing an ideal entry-level power upgrade for your car audio system.
Key Product Features
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4-Channel Compact Output: Delivers clean, highly efficient Class-D power performance in an ultra-compact footprint.
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Flexible Channel Modes: Operates in 4-channel stereo mode for door speakers and tweeters, or bridges into 2 channels to power light subwoofers.
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Acoustic Tuning Controls: Includes variable High Pass Filter (HPF), Low Pass Filter (LPF), and built-in Bass Boost to tailor frequencies precisely.
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Low Distortion & High Clarity: High Signal-to-Noise Ratio (≥95 dB) ensures crystal-clear, crisp sound reproduction across all volume levels.
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Space-Saving Thermal Housing: Designed with a heavy-duty heatsink chassis that fits easily into tight vehicle compartments without overheating.
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