{"product_id":"1-3-inch-oled-music-spectrum-display-voice-controlled-microphone-sounds-control-spectrum-1","title":"1.3-inch OLED Music Spectrum Display Voice controlled Microphone sounds control spectrum","description":"\u003cdiv class=\"detailmodule_dynamic\"\u003e\u003cwidget data-widget-type=\"relatedProduct\" id=\"1005000025950008\" title=\"\" type=\"relation\"\u003e\u003c\/widget\u003e\u003c\/div\u003e\r\n\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cbr\u003e \n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e1.3-inch OLED Music Spectrum Display voice controlled \u003c\/strong\u003e\u003c\/p\u003e \n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eI. Product Overview\u003c\/strong\u003e\u003cbr\u003eThe microphone captures ambient sounds. The MCU's ADC collects the microphone output signal, performs FFT processing, and displays the \u003cbr\u003espectrum on a 1.3-inch OLED screen.\u003c\/p\u003e \n\u003cbr\u003e \n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eII. Application Scenarios\u003c\/strong\u003e\u003cbr\u003eDesktop decoration, study environments, etc.\u003c\/p\u003e \n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eIII. Product Features\u003c\/strong\u003e\u003c\/p\u003e \n\u003cul\u003e \n \u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eDesktop Decoration\u003c\/strong\u003e:\u003cbr\u003eDisplays real-time music frequency pulses on OLED with:\u003c\/p\u003e \n  \u003cul\u003e \n   \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003e5 spectrum display styles\u003c\/p\u003e\u003c\/li\u003e \n   \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eMicrophone gain adjustment\u003c\/p\u003e\u003c\/li\u003e \n   \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eDynamic background animations\u003c\/p\u003e\u003c\/li\u003e \n   \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eNormal\/inverted display modes\u003c\/p\u003e\u003c\/li\u003e \n   \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eSettings saved after power-off\u003c\/p\u003e\u003c\/li\u003e \n   \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eIntuitive button controls (single\/double\/triple\/quadruple clicks, long press)\u003c\/p\u003e\u003c\/li\u003e \n  \u003c\/ul\u003e\n\u003c\/li\u003e \n \u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eEducational Resource\u003c\/strong\u003e:\u003c\/p\u003e \n  \u003cul\u003e \n   \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eCode with comprehensive explanatory comments\u003c\/p\u003e\u003c\/li\u003e \n   \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eCleanly formatted code for readability\u003c\/p\u003e\u003c\/li\u003e \n   \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003ePractical circuit design for low-noise audio acquisition learning\u003c\/p\u003e\u003c\/li\u003e \n  \u003c\/ul\u003e\n\u003c\/li\u003e \n\u003c\/ul\u003e \n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eIV. Specifications\u003c\/strong\u003e\u003c\/p\u003e \n\u003cul\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eMCU: N32G430\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eSpectrum styles: 5\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eRefresh rate: 78Hz\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eMicrophone: 6050 electret condenser\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eSensitivity: -26±3dB\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eAudio sampling: 20kHz, 256 points\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eFrequency range: 78Hz-10kHz\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eInput: 5V via USB Type-C\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eCurrent:Normal mode: \u0026lt;30mA  Inverted mode: \u0026lt;70mA\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003eSIZE : 4X2.6CM\u003c\/p\u003e\u003c\/li\u003e \n\u003c\/ul\u003e \n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eV. Button Functions\u003c\/strong\u003e\u003c\/p\u003e \n\u003col\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eSingle click\u003c\/strong\u003e: Cycle spectrum styles\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eDouble click\u003c\/strong\u003e: Adjust microphone gain\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eTriple click\u003c\/strong\u003e: Toggle background animations\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQuadruple click\u003c\/strong\u003e: Switch normal\/inverted display\u003c\/p\u003e\u003c\/li\u003e \n \u003cli\u003e\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eLong press\u003c\/strong\u003e: Power on\/off\u003c\/p\u003e\u003c\/li\u003e \n\u003c\/ol\u003e \n\u003cp\u003e\u003cimg src=\"https:\/\/www.typebeatmusicstore.com\/cdn\/shop\/files\/S470d2b777c10437aa554ca7def9fab21T.webp\" slate-data-type=\"image\" data-original=\"https:\/\/ae01.alicdn.com\/kf\/S470d2b777c10437aa554ca7def9fab21T.jpg\" data-files=\"S470d2b777c10437aa554ca7def9fab21T.jpg\" alt=\"1.3-inch OLED Music Spectrum Display Voice controlled Microphone sounds control spectrum\" loading=\"lazy\"\u003e\u003cimg src=\"https:\/\/www.typebeatmusicstore.com\/cdn\/shop\/files\/S56af6975865a40819d456449e3782041c.webp\" slate-data-type=\"image\" data-original=\"https:\/\/ae01.alicdn.com\/kf\/S56af6975865a40819d456449e3782041c.jpg\" data-files=\"S56af6975865a40819d456449e3782041c.jpg\" alt=\"1.3-inch OLED Music Spectrum Display Voice controlled Microphone sounds control spectrum\" loading=\"lazy\"\u003e\u003cimg src=\"https:\/\/www.typebeatmusicstore.com\/cdn\/shop\/files\/S93739d25ff694ab8804dcf9616019cba0.webp\" slate-data-type=\"image\" data-original=\"https:\/\/ae01.alicdn.com\/kf\/S93739d25ff694ab8804dcf9616019cba0.jpg\" data-files=\"S93739d25ff694ab8804dcf9616019cba0.jpg\" alt=\"1.3-inch OLED Music Spectrum Display Voice controlled Microphone sounds control spectrum\" loading=\"lazy\"\u003e\u003cimg src=\"https:\/\/www.typebeatmusicstore.com\/cdn\/shop\/files\/S54681a9f235b4fadb2e0daaeaa9dfe90F.webp\" slate-data-type=\"image\" data-original=\"https:\/\/ae01.alicdn.com\/kf\/S54681a9f235b4fadb2e0daaeaa9dfe90F.jpg\" data-files=\"S54681a9f235b4fadb2e0daaeaa9dfe90F.jpg\" alt=\"1.3-inch OLED Music Spectrum Display Voice controlled Microphone sounds control spectrum\" loading=\"lazy\"\u003e\u003cimg src=\"https:\/\/www.typebeatmusicstore.com\/cdn\/shop\/files\/S376d763e346a4dff8870e7ab6c829bc3C.webp\" slate-data-type=\"image\" data-original=\"https:\/\/ae01.alicdn.com\/kf\/S376d763e346a4dff8870e7ab6c829bc3C.jpg\" data-files=\"S376d763e346a4dff8870e7ab6c829bc3C.jpg\" alt=\"1.3-inch OLED Music Spectrum Display Voice controlled Microphone sounds control spectrum\" loading=\"lazy\"\u003e\u003cimg src=\"https:\/\/www.typebeatmusicstore.com\/cdn\/shop\/files\/Scfdfbdb1f4ca46c3a202c225d35b059cD.webp\" slate-data-type=\"image\" data-original=\"https:\/\/ae01.alicdn.com\/kf\/Scfdfbdb1f4ca46c3a202c225d35b059cD.jpg\" data-files=\"Scfdfbdb1f4ca46c3a202c225d35b059cD.jpg\" alt=\"1.3-inch OLED Music Spectrum Display Voice controlled Microphone sounds control spectrum\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"Type Beat Music Store","offers":[{"title":"Default Title","offer_id":46630789644478,"sku":null,"price":25.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/5048\/2878\/files\/1-3-inch-oled-music-spectrum-display-voice-controlled-microphone-sounds-control-type-beat-store-black-rectangular-lcd-module-cyan-176.webp?v=1780283126","url":"https:\/\/www.typebeatmusicstore.com\/products\/1-3-inch-oled-music-spectrum-display-voice-controlled-microphone-sounds-control-spectrum-1","provider":"Type Beat Music Store","version":"1.0","type":"link"}