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Chuansheng 001 F7 HiFi 2 channel Pure Power Amplifier Nippon Steel Core Transformer 1:1FM711 Line 150w/8 Ohm,300W/4 Ohm 110/220V|Amplifier| - AliExpress
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Amazon.com: BOSS Audio Systems ASK904B.64 Marine Weatherproof Amplifier and Speaker Package - Full Range 500 Watt Amplifier With Bluetooth Remote, 6.5 Inch 180 Watt Full Range Speakers, No Receiver Needed, Black : Electronics
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