{"product_id":"ebyte-ewm47-400mm20s-bc3603-chip-spi-wireless-transmission-module-long-distance-transmission","title":"EWM47-400MM20S BC3603 chip SPI Wireless Transmission Module Long-distance transmission","description":"\u003cdiv class=\"product-block-list__item product-block-list__item--description details_product\"\u003e\u003cdiv class=\"card\"\u003e\n\u003cdiv class=\"card__header\"\u003e\r\n\u003ch2 class=\"card__title heading h3\"\u003eDescription\u003c\/h2\u003e\r\n\u003c\/div\u003e\n\u003cdiv class=\"card__section expandable-content desc-view-more\" id=\"main-description\"\u003e\n\u003cdiv class=\"rte text--pull\"\u003e\n\u003cul\u003e\r\n\u003cli\u003eSPI Wireless Transmission Module\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eThe EWM47-400MM20S is an ultra-small, low-cost, high-performance SPI wireless transmission module independently developed by Ebyte, using the next-generation domestically produced BC3603 RF chip. It features a built-in industrial-grade high-precision crystal oscillator suitable for the 433MHz and 470MHz frequency bands. It supports multiple modulation methods, including OOK and GFSK, meeting the needs of users in smart homes, wireless meter reading, scientific research and medical treatment, and medium- and long-distance wireless communication equipment.\r\n\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cbutton class=\"expandable-content__toggle\" aria-expanded=\"false\" aria-controls=\"main-description\"\u003e\u003cspan class=\"expandable-content__toggle-icon\"\u003e\u003c\/span\u003e\u003cspan class=\"expandable-content__toggle-text\" data-view-more=\"View more\" data-view-less=\"View less\"\u003eView more\u003c\/span\u003e\u003c\/button\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-3\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eDimensions\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-3\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n10*10mm\r\n\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-7\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eSpecifications\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-7\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\u003cp\u003e[Chip Solution]：BC3603\u003c\/p\u003e\r\n\u003cp\u003e[Operating Frequency]：410-510MHz\u003c\/p\u003e\r\n\u003cp\u003e[Transmit Power]：20dBm\u003c\/p\u003e\r\n\u003cp\u003e[Communication Diatance]： 3km\u003c\/p\u003e\r\n\u003cp\u003e[Size]：10*10mm\u003c\/p\u003e\r\n\u003cp\u003e[Product Weight]：0.5±0.1g\u003c\/p\u003e\r\n\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"EBYTE","offers":[{"title":"Default Title","offer_id":52972708233580,"sku":"RM-EBYT-0MJ","price":1.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0573\/9026\/8577\/files\/1e453865_20259241016379457.webp?v=1766030953","url":"https:\/\/www.robotshop.com\/products\/ebyte-ewm47-400mm20s-bc3603-chip-spi-wireless-transmission-module-long-distance-transmission","provider":"RobotShop USA","version":"1.0","type":"link"}