{"product_id":"chip-based-sound-sensor-led-glasses-diy-soldering-set-adjustable-microphone-sensitivity-12v-powered-light-up-eyeglass-circuit-board-for-school-electronic-experiment-party-decor","title":"Chip Based Sound Sensor LED Glasses DIY Soldering Set, Adjustable Microphone Sensitivity 12V Powered Light Up Eyeglass Circuit Board for School Electronic Experiment \u0026 Party Decor","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePowered by 2pcs 23A batteries (DC12V), operating current:15mA, net weight:70g; Built-in total 50 LED beads in 3 colors: Red, Emerald Green \u0026amp; Yellow; All components come as loose parts for DIY manual soldering assembly.\u003c\/li\u003e\n\u003cli\u003eAdopts premium transparent ABS material with mesh hollow shell design; PCB with mesh holes for internal perspective; All LEDs face outward for one-way lighting, effectively avoiding direct light irritation to user’s eyes, stylish cool glowing appearance after finished assembly.\u003c\/li\u003e\n\u003cli\u003eCore circuit adopts classic KA2284 level indicator IC + triode amplifier circuit; Microphone picks up ambient sound signal, amplified by Q1 triode then input to KA2284. More surrounding noise = more LEDs light up; Light flashes from middle to both sides synchronously with sound rhythm.\u003c\/li\u003e\n\u003cli\u003eEquipped with adjustable potentiometer RP1 to flexibly modify microphone sensing sensitivity; Users can customize sound trigger threshold for different occasions such as home test, bar, concert and party to get ideal lighting flashing effect.\u003c\/li\u003e\n\u003cli\u003ePerfect dual-purpose kit: Ideal STEM teaching accessory for middle\/high school electronic experiment to learn audio amplifier \u0026amp; level detection circuit; Finished glowing glasses work as cool party, carnival, rave concert decorative props.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Aueabc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Components:\u003c\/strong\u003e LED Electronic Hourglass Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Count:\u003c\/strong\u003e 1 Count\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aueabc","offers":[{"title":"Default Title","offer_id":48242579013783,"sku":"B0H3TDX9PJ","price":24.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/1032\/2327\/files\/310vZj-41hL.jpg?v=1788990438","url":"https:\/\/tinkervanta.com\/products\/chip-based-sound-sensor-led-glasses-diy-soldering-set-adjustable-microphone-sensitivity-12v-powered-light-up-eyeglass-circuit-board-for-school-electronic-experiment-party-decor","provider":"TinkerVanta","version":"1.0","type":"link"}