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Amazon.com: DS18 ZR500.1D Car Amplifier Class D 1-Channel Digital Monoblock Amp with Remote Subwoofer Level Control 1500 Watts Peak Power - Adjustable Low Pass, Gain Knob, Subsonic Frequency and Bass Boost :
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Amazon.com: DS18 ZR500.1D Car Amplifier Class D 1-Channel Digital Monoblock Amp with Remote Subwoofer Level Control 1500 Watts Peak Power - Adjustable Low Pass, Gain Knob, Subsonic Frequency and Bass Boost :
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Amazon.com: DS18 CANDY-X1B Amplifier in Black - Class D, Monoblock, 1800 Watts Max, Digital, 1/2/4 Ohm, with Remote Subwoofer Level Controller - Compact Amplifier for Speakers in Car Audio System : Electronics
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