{"product_id":"eol-atomu-esp32-development-kit-with-usb-a","title":"[EOL] AtomU ESP32 Development Kit with USB-A","description":"\u003cdiv style=\"background: #f3f8ff; border: 1px solid #cfe1ff; border-left: 4px solid #1f6fe5; border-radius: 8px; padding: 14px 16px; margin: 24px 0;\"\u003e\n\u003cstrong style=\"display: block; color: #0d47a1; font-size: 15px; margin-bottom: 6px;\"\u003e Product Status Notice \u003c\/strong\u003e \u003cspan style=\"color: #2c2c2c; font-size: 14.5px; line-height: 1.6;\"\u003e This product is \u003cstrong\u003eEOL (End of Life)\u003c\/strong\u003e. Please order the new version:  AtomS3U  \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n\/* ===== Scoped Description Style ===== *\/\n.product-description.rte {\n  font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, \"Helvetica Neue\", Arial, sans-serif;\n  color: #2c2c2c;\n  line-height: 1.65;\n  font-size: 16px;\n}\n\n\/* ===== Headings ===== *\/\n.product-description.rte h2 {\n  font-size: 1.8em;\n  color: #0D47A1;\n  border-left: 4px solid #1f6fe5;\n  padding-left: 12px;\n  margin-top: 32px;\n  margin-bottom: 16px;\n}\n\n\/* ===== H3 Titles Optimization ===== *\/\n.product-description.rte h3 {\n  font-size: 1.4em;\n  color: #0D47A1;\n  margin-top: 24px;\n  margin-bottom: 12px;\n  font-weight: 500;\n  padding-bottom: 6px;\n  border-bottom: 2px solid #e6e6e6;\n}\n\n\/* ===== Paragraphs ===== *\/\n.product-description.rte p {\n  margin-bottom: 20px;\n  line-height: 1.8;\n  color: #4a4f57;\n  font-size: 16px;\n}\n\n\/* ===== Paragraph Images (only in description) ===== *\/\n.product-description.rte img {\n  display: block;\n  max-width: 100%;\n  height: auto;\n  margin: 24px auto;\n  border-radius: 12px;\n  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);\n}\n\n\/* ===== Lists ===== *\/\n.product-description.rte ul {\n  padding-left: 20px;\n  margin-bottom: 16px;\n  list-style-type: disc;\n}\n.product-description.rte li {\n  margin-bottom: 6px;\n}\n\n\/* ===== Links ===== *\/\n.product-description.rte a {\n  color: #0288D1;\n  text-decoration: none;\n  transition: color 0.3s ease;\n}\n.product-description.rte a:hover {\n  color: #01579B;\n}\n\n\/* ===== M5Stack-style Spec Table ===== *\/\n.product-description.rte .table-container {\n  width: 100%;\n  margin: 24px 0;\n  overflow-x: auto;\n}\n.product-description.rte .table-container table {\n  width: 100%;\n  border-collapse: collapse;\n  font-family: inherit;\n  font-size: 14px;\n  color: #2c2f36;\n  background-color: #ffffff;\n  border-radius: 10px;\n  overflow: hidden;\n  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);\n}\n.product-description.rte .table-container thead th {\n  background: #1f6fe5;\n  color: #ffffff;\n  padding: 14px 16px;\n  text-align: center;\n  font-weight: 600;\n  border: none;\n  vertical-align: middle;\n}\n.product-description.rte .table-container td {\n  padding: 14px 16px;\n  border-bottom: 1px solid #e6ebf2;\n  vertical-align: middle;\n}\n.product-description.rte .table-container tbody td:first-child {\n  width: 36%;\n  text-align: center;\n  font-weight: 500;\n  color: #4a4f57;\n  background-color: rgba(31, 111, 229, 0.02);\n}\n.product-description.rte .table-container tbody tr:nth-child(even) {\n  background-color: #f7f9fc;\n}\n@media (hover: hover) {\n  .product-description.rte .table-container tbody tr:hover {\n    background-color: #eef3ff;\n  }\n}\n\n\/* ===== Learn \u0026 Documents Button ===== *\/\n.product-description.rte #learn-and-documents-btn {\n  display: inline-flex;\n  align-items: center;\n  padding: 6px 14px;\n  background-color: #1f6fe5;\n  color: #ffffff;\n  font-weight: 600;\n  border-radius: 6px;\n  margin-top: 8px;\n  text-decoration: none;\n  transition: background 0.3s ease;\n}\n.product-description.rte #learn-and-documents-btn:hover {\n  background-color: #1661c1;\n}\n\n\/* ===== Responsive Design for Smaller Screens (with table adjustments) ===== *\/\n@media screen and (max-width: 768px) {\n  .product-description.rte .table-container table,\n  .product-description.rte .table-container thead,\n  .product-description.rte .table-container tbody,\n  .product-description.rte .table-container th,\n  .product-description.rte .table-container td,\n  .product-description.rte .table-container tr {\n    display: block;\n    width: 100%;\n  }\n  .product-description.rte .table-container thead {\n    display: none;\n  }\n  .product-description.rte .table-container tbody tr {\n    padding: 12px 0;\n    border-bottom: 1px solid #e6ebf2;\n  }\n  .product-description.rte .table-container tbody td {\n    padding: 8px 16px;\n    border: none;\n    text-align: left;\n  }\n  .product-description.rte .table-container tbody td:first-child {\n    width: 100%;\n    background: none;\n    color: #1f6fe5;\n    font-weight: 600;\n    padding-top: 16px;\n  }\n  .product-description.rte .table-container tbody td:last-child {\n    padding-bottom: 16px;\n    color: #2c2f36;\n    line-height: 1.6;\n  }\n\n  \/* Ensure button appears correctly on mobile *\/\n  .product-description.rte #learn-and-documents-btn {\n    font-size: 14px;\n    padding: 8px 16px;\n  }\n}\n\u003c\/style\u003e\n\u003ch2 id=\"description\" data-id=\"Description\"\u003eDescription\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAtomU\u003c\/strong\u003e is an ultra-compact and flexible IoT voice-recognition development board powered by Espressif’s \u003cstrong\u003eESP32\u003c\/strong\u003e. It is equipped with two low-power \u003cstrong\u003eXtensa® 32-bit LX6\u003c\/strong\u003e microprocessors running at up to \u003cstrong\u003e240 MHz\u003c\/strong\u003e. The board integrates peripherals such as a USB Type-A interface, IR transmitter, and a programmable RGB LED, allowing true plug-and-play use for uploading, downloading, and debugging firmware.\u003cbr\u003eWith its built-in \u003cstrong\u003eWi-Fi\u003c\/strong\u003e module and on-board digital microphone SPM1423 (PDM), AtomU enables clear audio recording, making it ideal for human–machine interaction and speech-to-text (STT) applications in various IoT scenarios.\u003c\/p\u003e\n\u003ch2 id=\"features\" data-id=\"Features\"\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eESP32-PICO-D4 (2.4 GHz Wi-Fi)\u003c\/li\u003e\n\u003cli\u003eUSB-A programming\/power interface\u003c\/li\u003e\n\u003cli\u003eIntegrated programmable RGB LED and button\u003c\/li\u003e\n\u003cli\u003eUltra-compact body\u003c\/li\u003e\n\u003cli\u003eBuilt-in IR transmitter\u003c\/li\u003e\n\u003cli\u003eExpandable pins and GROVE interface\u003c\/li\u003e\n\u003cli\u003eDevelopment Platform\n\u003cul\u003e\n\u003cli\u003eUiFlow1\u003c\/li\u003e\n\u003cli\u003eUiFlow2\u003c\/li\u003e\n\u003cli\u003eArduino IDE\u003c\/li\u003e\n\u003cli\u003eESP-IDF\u003c\/li\u003e\n\u003cli\u003ePlatformIO\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 id=\"includes\" data-id=\"Includes\"\u003eIncludes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x AtomU\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 id=\"applications\" data-id=\"Applications\"\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIoT controller\u003c\/li\u003e\n\u003cli\u003eVoice recording \u0026amp; cloud STT recognition\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 id=\"specifications\" data-id=\"Specifications\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"table-container\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoC\u003c\/td\u003e\n\u003ctd\u003eESP32-PICO-D4@Dual-core processor, 240MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDMIPS\u003c\/td\u003e\n\u003ctd\u003e600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSRAM\u003c\/td\u003e\n\u003ctd\u003e520KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWi-Fi\u003c\/td\u003e\n\u003ctd\u003e2.4 GHz Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicrophone\u003c\/td\u003e\n\u003ctd\u003eSPM1423\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicrophone Sensitivity\u003c\/td\u003e\n\u003ctd\u003e94 dB SPL @ 1 kHz, Typ.: −22 dBFS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicrophone SNR\u003c\/td\u003e\n\u003ctd\u003e94 dB SPL @ 1 kHz, A-weighted, Typ.: 61.4 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandby Operating Current\u003c\/td\u003e\n\u003ctd\u003e40.4 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Input Frequency\u003c\/td\u003e\n\u003ctd\u003e100 Hz ~ 10 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported PDM Clock\u003c\/td\u003e\n\u003ctd\u003e1.0 ~ 3.25 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Size\u003c\/td\u003e\n\u003ctd\u003e53.0 x 20.0 x 10.3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e8.6 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Size\u003c\/td\u003e\n\u003ctd\u003e114.2 x 65.6 x 20.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross Weight\u003c\/td\u003e\n\u003ctd\u003e16.6 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eLearn and Documents\u003c\/h2\u003e\n → DOCUMENTS \n\u003c\/div\u003e","brand":"m5stack-store","offers":[{"title":"Default Title","offer_id":44021573779515,"sku":"paw1787247217518","price":9.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/6651\/8331\/files\/eol-atomu-esp32-development-kit-with-usb-a_1.webp?v=1787247225","url":"https:\/\/elitechicboutique.shop\/products\/eol-atomu-esp32-development-kit-with-usb-a","provider":"My Store","version":"1.0","type":"link"}