{"product_id":"electronic-diy-bluetooth-speaker-kit-white-diy-soldering-project-electronics-kit-teaching-practice-bluetooth-stereo-speaker-kit-71611646040-ogwag","title":"Electronic DIY Bluetooth Speaker Kit White DIY Soldering Project Electronics Kit Teaching Practice Bluetooth Stereo Speaker Kit","description":"\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eProduct description:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e1. The volume of power on and off can be controlled by remote control.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e2. Full-frequency speaker with PU edge, silver-black diaphragm 40 magnets 4 Euro3W, high\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003ecost performance and clear sound quality.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e3. Interface 3.7-5V DC power supply for automatic music playback, stereo power amplifier,\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eBluetooth support, power-off memory support, and U disk for music playback.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e4. Acrylic shell, made of 6 pieces of 3mm high-transparency acrylic. Exquisite and\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003ebeautiful, the brown protective film needs to be torn off before splicing.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e5. It is very suitable for welding connection and DIY production teaching and training\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eparameters:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003echannel output:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e2-channel output power:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e3w+3w power\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003esupply voltage: DC 4.2-5V voltage exceeding 5V will damage of the module\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eThe rated current:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e 5A-2A\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003ewiring description:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eWhite terminal connected to the horn and red terminal connected to the power supply\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eBluetooth operation:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eturn on the Bluetooth of the mobile phone, and directly scan the equipment, and find \"XC\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e046 click Connect\". When Bluetooth is disconnected, it will automatically switch to the USB\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eflash drive.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eCircuit function:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eThe red terminal of Bluetooth module is powered by 5V power supply, and the white\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eterminal is the speaker. The red line is positive+and the black is negative-. With the\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003esound of music or other sounds, the LED lights will follow the rhythm of the sound. After\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003esuccessful welding, you can feel the wonderful melody combination of sound and light.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eCircuit principle:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eThe circuit of voice-activated LED melody lamp consists of power supply circuit,\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003emicrophone amplification circuit and LED luminous indication circuit. The power supply uses\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003etwo batteries. MIC converts sound signals into electrical signals, which are coupled to Q1\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003efor amplification through C2, and the amplified signals are sent to U1, which drives the\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eLED to emit light. The louder the sound, the higher the brightness of the LED, and the\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003efaster the water flow.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eAll parts need to be installed by themselves. The shell paper is transparent when it is\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003etorn off. The whole set of Bluetooth speaker kit has been equipped with uSB power cord, and\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003ethe Bluetooth circuit boards are all welded, so it can be used only by connecting wires and\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eassembling sound control boards. The power supply can be powered by a mobile phone charger\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eor a computer with 5V, and the sound quality of the power supply with current 2A is better.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003eTips: Please strictly follow the product instructions. Incorrect use and wiring will cause\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003ethe power amplifier to fail to work normally or damage it.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003ePackage list:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003ch2\u003e\n\u003cspan style=\"color:rgb(244, 78, 59);font-size:32px\"\u003e\u003cstrong\u003e1PCS DIY Kit\u003c\/strong\u003e\u003c\/span\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S4b322aec2abf499c91c56069813b0904t.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S6f70d6d6df404316a37f52a12ddb2f49b.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sf6f14983a70c4c9c88d080387ab16448J.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9ee565f4642247bd98ae9e748067f90e9.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S593825872359466ea9e7c888d5fc85f7D.jpg\" slate-data-type=\"image\"\u003e\u003cbr\u003e\n\u003c\/h2\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Cavamart.org","offers":[{"title":"1DIY Kit","offer_id":43653074354264,"sku":"177012935;20260110;1768070272JrYsX","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/4974\/8056\/files\/S4b322aec2abf499c91c56069813b0904t.webp?v=1768070275","url":"https:\/\/cavamart.org\/products\/electronic-diy-bluetooth-speaker-kit-white-diy-soldering-project-electronics-kit-teaching-practice-bluetooth-stereo-speaker-kit-71611646040-ogwag","provider":"Cavamart.org","version":"1.0","type":"link"}