UPC1237 Stereo Speaker Protection Board Delay Boot Circuit Module 12-18V 300W*2

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UPC1237 Stereo Speaker Protection Board Delay Boot Circuit Module 12-18V 300W*2

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UPC1237 Stereo Speaker Protection Board Delay Boot Circuit Module 12-18V 300W*2

UPC1237 30A High Power Stereo Speaker Protection Board Module AC 12V~16V

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