The Fusion MS-AM504 is a high-quality, Class-AB marine amplifier designed to drive multiple speakers with clean, powerful sound. Built for harsh marine conditions with corrosion-resistant components and sealed construction, it’s ideal for boats, RIBs, cruisers, and outdoor systems. ⸻ ✔️ Key Features • 4-Channel Marine Amplifier • 500 Watts Peak Output • Class-AB Technology – clean, powerful audio • Marine-Grade Construction • Conformal-coated PCB for salt/fog protection • Corrosion-resistant connectors • Thermal, overload & short-circuit protection • Perfect for powering 4 speakers or 2 speakers + a sub (bridged) ⸻ 📦 What’s Included • MS-AM504 amplifier • Mounting brackets • Documentation • Original box
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