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1 × UPC1237 Speaker Protection Board. With LED light indication, it lights up when working, and it is extinguished when protection starts. It adopts double parallel OMRON relay, which is suitable for most power amplifier boards.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.