{"product_id":"mb-quart-pa1-400-4-4-channel-amplifier","title":"MB Quart PA1-400.4 Premium Pro 4-Channel Amplifier","description":"\u003ch2\u003eMB Quart PA1 400.4 Premium Pro 4-Channel Amplifier\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eMB Quart PA1 400.4 Premium Pro 4-Channel Amplifier\u003c\/strong\u003e is built for clean power delivery and dependable car audio performance.\u003c\/p\u003e\n\u003ch3\u003eKey Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e🔊 MB Quart PA1-400.4 Amplifier\u003c\/li\u003e\n\u003cli\u003e📦 Power Output:\u003c\/li\u003e\n\u003cli\u003e4 × 50W @ 4Ω\u003c\/li\u003e\n\u003cli\u003e4 × 100W @ 2Ω\u003c\/li\u003e\n\u003cli\u003e2 × 200W Bridged @ 4Ω\u003c\/li\u003e\n\u003cli\u003e📏 Dimensions: 3.82″ × 4.41″ × 2.01″\u003c\/li\u003e\n\u003cli\u003e⚙️ Description:\u003c\/li\u003e\n\u003cli\u003eCompact, cool, and powerful – the PA1-400.4 is a Full-Range Class-D amplifier designed for clarity and performance in tight installations. With clean MB Quart sound signature and efficient output, it's perfect for mids and highs or small multi-speaker systems.\u003c\/li\u003e\n\u003cli\u003e🧠 Board \u0026amp; Chipset:\u003c\/li\u003e\n\u003cli\u003eFull-Range Class-D design for crisp audio reproduction across all frequencies\u003c\/li\u003e\n\u003cli\u003ePro-grade MOSFET power supply for consistent current and low distortion\u003c\/li\u003e\n\u003cli\u003eTiffany-style RCA inputs ensure a solid, corrosion-resistant signal path\u003c\/li\u003e\n\u003cli\u003e❄️ Cooling \u0026amp; Design:\u003c\/li\u003e\n\u003cli\u003eBuilt-in variable-speed fan and aluminum heat sink for active thermal control\u003c\/li\u003e\n\u003cli\u003eCompact chassis allows fitment in tight installs without heat issues\u003c\/li\u003e\n\u003cli\u003e🔌 Inputs \u0026amp; Features:\u003c\/li\u003e\n\u003cli\u003eHigh- and low-level inputs for OEM integration\u003c\/li\u003e\n\u003cli\u003eFully adjustable crossovers for seamless tuning\u003c\/li\u003e\n\u003cli\u003e💡 Performance Note:\u003c\/li\u003e\n\u003cli\u003eDespite its size, the PA1-400.4 delivers MB Quart's signature loud, clean output – ideal for front-stage or coaxial speaker systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Buy From SMS Car Audio?\u003c\/h3\u003e\n\u003cp\u003eAt SMS Car Audio, we do not just move boxes — we match the product to the vehicle, system goal, and install plan so the final result makes sense for the build.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNeed help choosing the right setup?\u003c\/strong\u003e Contact SMS Car Audio before ordering and we can help confirm fitment, power, wiring, and tuning direction.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eAvailable from SMS Car Audio\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNeed it installed or DSP tuned?\u003c\/strong\u003e SMS Car Audio offers professional installation and DSP tuning in Marrero, Louisiana for products purchased from us.\u003c\/p\u003e\n\u003cp\u003eCall \u003cstrong\u003e504-289-8127\u003c\/strong\u003e or \u003ca href=\"\/pages\/book\"\u003e\u003cstrong\u003ebook your appointment\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"MB Quart","offers":[{"title":"Default Title","offer_id":51160333877481,"sku":"PA1-400-4","price":219.99,"currency_code":"USD","in_stock":false}],"url":"https:\/\/smscaraudio.com\/products\/mb-quart-pa1-400-4-4-channel-amplifier","provider":"SMS Car Audio","version":"1.0","type":"link"}