Amazon.com: Orion Cobalt CBT2000.1D Monoblock 1-Channel Class D Amplifier for Car Subwoofer, 2000W Max, 1-Ohm Stable, Adjustable Low Pass & Subsonic Filter with Bass Boost, MOSFET Power Supply, Bass Knob Included :
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Old School Orion Cobalt 265 Channel Car Amplifier -Amp 260 Watts | eBay