{"product_id":"upc1237-dual-channel-speaker-power-amplifier-circuit-protection-board-boot-mute-delay-protect-module","title":"UPC1237 Dual Channel Speaker Power Amplifier Circuit Protection Board Boot Mute Delay Protect Module","description":"\u003cstrong\u003eFeatures:\u003c\/strong\u003e         ?         - Using UPC1237 dedicated chip design and manufacturing,has a power-on delay and DC protection,instant shutdown feature,all-round protection of your speaker!         - Select 1.6MM thick high-FR-4 board manufacturing sprayed,10A relay is loose music quality, the resistance rings are gold film resistor copper feet.?         - With a red power indicator,power relay approximately 3 seconds,indicating that green light,the work indicator.         - The protection board using a single power supply voltage AC 10V-18V,DC 12-24V,you can take a group of electric power to the amplifier board.Try to use conditional independence winding or separate power supply.         - Mute delay boot,shutdown speed off.         - Amplifier midpoint potential protection,the midpoint of DC from the control point of \u0026gt; 0.7V         - Size: 6.5x5 cm\/2.56x1.97 inch         ?         \u003cstrong\u003ePackage Included:\u003c\/strong\u003e         ?         1 x UPC1237 Dual Channel Speaker Power Amplifier Circuit Protection Board     \u003cbr\u003e     \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/E9\/57\/749a6c3e-9694-44f9-96f5-2e76c40f9a31.JPG\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/0E\/1A\/82c9270a-70c6-4c1d-b9be-0ed5530a3000.JPG\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/BD\/F2\/3f6d6b5c-ecee-40bf-a5e5-8e193b53f4cf.JPG\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/49\/D7\/258957d4-23ea-42c0-8eb6-ce5df2ef54e6.JPG\"\u003e   \u003cbr\u003e","brand":"ZHIQIAN","offers":[{"title":"Default Title","offer_id":43930035093699,"sku":"ZHIQIAN-038664","price":435.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4355\/1683\/files\/e0c0e4b1-6928-42ff-9090-1091ddccf01d.jpg?v=1725785841","url":"https:\/\/wrsss.com\/products\/upc1237-dual-channel-speaker-power-amplifier-circuit-protection-board-boot-mute-delay-protect-module","provider":"Wrsss","version":"1.0","type":"link"}