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PROZOR Auto audio versterker, 5800W versterker met 4 kanalen, 4 ohm Car Stereo Audio Power Amplifier, aangesloten op 4 luidsprekers of 2 luidsprekers + 1 subwoofer : Amazon.nl: Elektronica
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BOSS Audio Systems AR1600.4 Armor Series Car Audio Stereo Amplifier - 1600 High Output, 4 Channel, 2/4 Ohm Stable, High/Low Level Inputs, High/Low Pass Crossover, Full Range, Subwoofer, Bridgeable