{"product_id":"radiomaster-xr1-elrs-2-4ghz-900mhz-dual-band-nano-receiver-lr1121","title":"Pre-Order Radiomaster XR1 2.4GHz Sub-G 900MHz Dual-band Semtech LR1121 Transceiver Nano Multi-Frequency ExpressLRS Receiver","description":"\u003cdiv class=\"detailmodule_dynamic\"\u003e\u003ckse:widget data-widget-type=\"customText\" id=\"1005000019781207\" type=\"relation\"\u003e\u003c\/kse:widget\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"detailmodule_dynamic\"\u003eNote\u003c\/div\u003e\n\n\u003cdiv class=\"detailmodule_dynamic\"\u003e\u003cspan style=\"color:rgba(244,78,59,255)\"\u003eXR1 Dual-band out of stock,it will be available on 10th Jan 2026\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cp\u003eThe XR1 Nano Multi-Frequency ExpressLRS Receiver\u003c\/p\u003e\n\n\u003cdiv class=\"detailmodule_html\"\u003e\n\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cp\u003eThe XR1 Receiver is a versatile, ultra-compact ExpressLRS receiver, measuring just 20 x 13mm. Powered by the advanced third-generation Semtech LR1121 transceiver, the XR1 operates seamlessly on 2.4GHz OR Sub-G 900MHz bands. Whether you’re flying on 2.4GHz or 900MHz, the XR1 delivers exceptional range and sensitivity in a small, lightweight package — perfect for any build. With the reliability of ExpressLRS, you can focus on flying without worrying about link quality.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for convenience, the XR1 features built-in Wi-Fi for effortless configuration and firmware updates. Access and manage settings through an intuitive WebUI on your PC or mobile device with ease.\u003c\/p\u003e\n\n\u003cp\u003eTailored to Your Needs\u003c\/p\u003e\n\n\u003cp\u003eThe XR1 Receiver is available in three configurations, ensuring you have the flexibility to meet your exact requirements: Choose between 2.4GHz, Sub-G 900MHz, or a Dual-Band antenna that allows switching between 2.4Ghz and 900Mhz without an antenna change! All antenna types are available as optional accessories so you can change frequency at a later stage without needing to purchase a new receiver!\u003c\/p\u003e\n\n\u003cp\u003eFor more details and support, visit expresslrs.org.\u003c\/p\u003e\n\n\u003cp\u003eFeatures\u003c\/p\u003e\n\n\u003cp\u003eTelemetry RF power: 100mW\u003c\/p\u003e\n\n\u003cp\u003eExpressLRS 2.4GHz or Sub-G 900MHz\u003c\/p\u003e\n\n\u003cp\u003eESP32C3 high-performance MCU\u003c\/p\u003e\n\n\u003cp\u003eSemtech LR1121 2.4GHz \u0026amp; Sub-G 900MHz Transceiver\u003c\/p\u003e\n\n\u003cp\u003eSecondary UART port\u003c\/p\u003e\n\n\u003cp\u003eCastled pads for easy soldering\u003c\/p\u003e\n\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\n\u003cp\u003eItem: XR1 Nano Multi-Frequency ExpressLRS Receiver\u003c\/p\u003e\n\n\u003cp\u003eType: ISM2.4 or FCC915\u003c\/p\u003e\n\n\u003cp\u003eMCU: ESP32C3\u003c\/p\u003e\n\n\u003cp\u003eRF chip: Semtech LR1121 \u003c\/p\u003e\n\n\u003cp\u003eRF connector: IPEX-1\u003c\/p\u003e\n\n\u003cp\u003eAntenna: 1x T-Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)\u003c\/p\u003e\n\n\u003cp\u003eFrequency Range: 2.4GHz or Sub-G 900MHz\u003c\/p\u003e\n\n\u003cp\u003eTelemetry Power: 100mW\u003c\/p\u003e\n\n\u003cp\u003eMaximum Packet rate: DK500Hz \/ K1000Hz\u003c\/p\u003e\n\n\u003cp\u003eMinimum Packet refresh rate: 50Hz\u003c\/p\u003e\n\n\u003cp\u003eWorking voltage: 5V\u003c\/p\u003e\n\n\u003cp\u003eWeight: 1.0g (without antenna)\u003c\/p\u003e\n\n\u003cp\u003eDimension: 20mm * 13mm * 3mm\u003c\/p\u003e\n\n\u003cp\u003eFirmware Version: ExpressLRS v3.5.1 pre-installed\u003c\/p\u003e\n\n\u003cp\u003eFW Target: RadioMaster XR1 2.4\/900 RX\u003c\/p\u003e\n\n\u003cp\u003eBus interface 1: CRSF \u003c\/p\u003e\n\n\u003cp\u003eBus interface 2: UART\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:11pt;font-family:Calibri\"\u003ePackage Includes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size:11pt;font-family:Calibri\"\u003e1 * \u003c\/span\u003e\u003cspan style=\"font-size:10.5pt;font-family:Calibri\"\u003eXR1 Nano Multi-Frequency ExpressLRS Receiver\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size:11pt;font-family:Calibri\"\u003e1 * T Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size:11pt;font-family:Calibri\"\u003e1 * CRSF wire\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size:11pt;font-family:Calibri\"\u003e3 * Heat-Shrinkable Tube\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size:11pt;font-family:Calibri\"\u003e1 * Manual Card\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Scc2b7be0ef8949f09e81280716a95a1cz.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S6b6ea9ba85eb4a98b96f290499489dbap.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Scb9527be57814b11a7d7bfceaf5a7fa3w.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S963ee2baa7b14b34a04b8b89ecc625e6Z.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sfdf9032ad65a471a97c3f77d1a0ca11eK.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S406de628084c4f1fa74be2c35e03a5e1h.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S2a5f1cd5ff0a4e05b1ba9b72fdb64d2dQ.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S5fdb462b9a554093a41f4ad92838a3aaI.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S824e1ecfa1a84f1799fb0671224c3017K.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sc36d2a1db83a42beaf2bbc5c466c2585v.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Se01ae0318e5045189c27122639ac8a94e.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S52def7f0527f4f6bae69a1add03ed7a4w.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S4331db2c708d43429458780af9a00921a.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sb1400b939d084ef78dbcd5b30c16c9a53.png\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sf2f1dc68416947c0ac52404e727698128.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Se179fa2a79d6427eb3424b9a4178d2cey.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S13e95ace335d430799341feda509d3292.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S2397685c44674ffe8935b8bf8a6c18ab4.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sffc0c4f86d894ad984e7a43486f3c8d7B.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S0b13d39e75a04ca18319745016b22feeo.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S384c8107edcb4171bd33292e40a12c35z.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S1e229027200b4eafacb2dfd41188e81d7.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S83934b4f37854a9bbd61c078afde874eC.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S723570c4dfcc4794a70e3d4a85c5eef4H.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\u003cscript\u003ewindow.adminAccountId=6001029692;\u003c\/script\u003e","brand":"My Store","offers":[{"title":"XR1 2.4GHz","offer_id":47666246025464,"sku":"12000044447417826","price":21.33,"currency_code":"USD","in_stock":true},{"title":"XR1 900MHz","offer_id":47666246058232,"sku":"12000044447417827","price":21.33,"currency_code":"USD","in_stock":true},{"title":"XR1 Dual-band","offer_id":47666246091000,"sku":"12000044447417828","price":21.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/1743\/3592\/files\/S4331db2c708d43429458780af9a00921a.webp?v=1766047205","url":"https:\/\/zonefpv.com\/products\/radiomaster-xr1-elrs-2-4ghz-900mhz-dual-band-nano-receiver-lr1121","provider":"ZoneFPV","version":"1.0","type":"link"}