{"product_id":"sennuopu-m4-400w-4-channel-class-d-amplifier","title":"SENNUOPU M4 400W 4-Channel Class D Amplifier","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eThe SENNUOPU M4 400W 4-Channel Class D Amplifier is a compact audio power amplifier designed for automotive and marine audio applications. With a stated output power of 400W, it provides multichannel audio amplification for compatible speaker systems. Its 2–4 ohm impedance specification supports use with compatible speakers, while the 20Hz–20kHz frequency range covers a broad range of audio frequencies. The amplifier also features a 98dB signal-to-noise ratio and 105 audio sensitivity, helping deliver clear audio performance when correctly matched with the connected equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt with an aluminum material construction, the SENNUOPU M4 combines a compact size with a lightweight design for convenient installation in suitable spaces. Measuring approximately 145 × 100 × 45mm and weighing 0.55kg, it is designed for automotive and marine audio setups where installation space matters. Its Class D amplifier design makes it a practical option for upgrading compatible audio systems. The black finish offers a simple appearance that fits a variety of installations. Before installation, check the amplifier's power supply requirements, speaker impedance, wiring, and compatibility with your existing audio equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e✓ 400W stated output power\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✓ 4-channel Class D amplifier\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✓ 20Hz–20kHz frequency range\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✓ 98dB signal-to-noise ratio\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✓ Compact aluminum construction\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e SENNUOPU\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e M4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Audio Amplifier\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAmplifier Class:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Class D\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eChannels:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eOutput Power:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 400W (stated)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFrequency Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 20Hz–20kHz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSignal-to-Noise Ratio:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 98dB\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAudio Sensitivity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 105\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImpedance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2–4 ohm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAudio Encoding:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Multichannel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMaterial:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Aluminum\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eColor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Black\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 145 × 100 × 45mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eItem Weight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.55kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Automotive and marine audio\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCertifications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e CE, FCC, RoHS\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHigh-Concerned Chemicals:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e None\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eEnhance your compatible vehicle or marine audio setup with the SENNUOPU M4 4-channel Class D amplifier. Featuring a stated 400W output, 2–4 ohm impedance support, and a 20Hz–20kHz frequency range, this compact aluminum audio amplifier is designed for multichannel sound systems. Its lightweight construction and compact dimensions make it a practical choice for suitable automotive and marine installations.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mokeru Professional","offers":[{"title":"Default Title","offer_id":68013277413558,"sku":null,"price":122.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0272\/2378\/5609\/files\/COkSSf7935cd03b8647d89d494625c8c708fcb.jpg?v=1794067458","url":"https:\/\/mokeruprofessional.com\/products\/sennuopu-m4-400w-4-channel-class-d-amplifier","provider":"Mokeru Professional","version":"1.0","type":"link"}