4 Channel HED Full Range Class-D Amplifier Upgrade your vehicle’s audio system with the Cerwin-Vega H440.4D HED Series 4-Channel Full Range Class-D Amplifier, engineered to deliver powerful, clean, and reliable performance for today’s high-performance car audio systems. Designed for enthusiasts who demand both efficiency and sound quality, this 4-channel car amplifier provides the perfect balance of power, precision, and durability. The Cerwin-Vega HED Series amplifiers are built using high-effi
