Polk Audio PA500 4 4-Channel Bridgeable Power Amplifier

The Polk Audio PA500.4 4-channel power amplifier packs an incredible amount of power into one single unit. Use it for 4 main speakers, a bi-amped component set, or 2 mains and a subwoofer. The choice is yours. Cast aluminum textured end caps for optimized heat dissipation and hiding of connectors. Solid aluminum logo and model [...]

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