{"product_id":"xr3-nano-multi-frequency-antenna-diversity-expresslrs-receiver","title":"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver","description":"\u003cp\u003eThe XR3 Receiver is a versatile, ultra-compact ExpressLRS receiver measuring just 20 × 15 mm. Powered by the third-generation Semtech LR1121 transceiver, the XR3 operates on either the 2.4 GHz or Sub-G 900 MHz bands. Whether using 2.4 GHz or 900 MHz, the XR3 delivers strong range and sensitivity in a small, lightweight package—well suited for a wide range of builds. With the reliability of ExpressLRS, you can focus on operation without worrying about link quality.\u003c\/p\u003e\u003cp\u003eDesigned for convenience, the XR3 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\u003cp\u003eFor more details and support, visit \u003c\/p\u003e\u003cp style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0701\/8066\/7584\/files\/44641052ec087246a15e8551df3adfac_18efb743-51d3-43ad-bdf1-992c070d43d4.png?v=1763452851\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" style=\"float: none;\"\u003e\u003c\/p\u003e\u003ch2 style=\"text-align: start;\"\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAntenna Diversity for improved signal stability and range\u003c\/li\u003e\n\u003cli\u003eExpressLRS 2.4GHz or Sub-G 900MHz\u003c\/li\u003e\n\u003cli\u003eESP32C3 high-performance MCU\u003c\/li\u003e\n\u003cli\u003eSemtech LR1121 Transceiver\u003c\/li\u003e\n\u003cli\u003eAdditional UART port\u003c\/li\u003e\n\u003cli\u003eSecondary port for advanced functionality\u003c\/li\u003e\n\u003cli\u003eCastled pads for easy soldering\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecification\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eItem:  XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\u003c\/li\u003e\n\u003cli\u003eType: ISM2.4 or CE868\u003c\/li\u003e\n\u003cli\u003eMCU: ESP32C3\u003c\/li\u003e\n\u003cli\u003eRF Chip: LR1121\u003c\/li\u003e\n\u003cli\u003eRF connector: IPEX-1 X 2\u003c\/li\u003e\n\u003cli\u003eAntenna: 2x T-Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)\u003c\/li\u003e\n\u003cli\u003eFrequency Range: 2.4GHz \/ Sub-G 900MHz\u003c\/li\u003e\n\u003cli\u003eTelemetry Power: 100mw\u003c\/li\u003e\n\u003cli\u003eMaximum receive refresh rate: DK500Hz \/ K1000Hz\u003c\/li\u003e\n\u003cli\u003eMinimum receiver refresh rate: 25Hz\u003c\/li\u003e\n\u003cli\u003eWorking voltage: DC 4.5 - 8.4V\u003c\/li\u003e\n\u003cli\u003eWeight: 1.3g (without antenna)\u003c\/li\u003e\n\u003cli\u003eDimension: 22mm * 15mm * 4mm\u003c\/li\u003e\n\u003cli\u003eFirmware Version: ExpressLRS v3.5.1 pre-installed\u003c\/li\u003e\n\u003cli\u003eFW Target:  RadioMaster XR3 2.4\/900  Diversity RX\u003c\/li\u003e\n\u003cli\u003eBus interface 1:  CRSF\u003c\/li\u003e\n\u003cli\u003eBus interface 2: UART\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAntenna Diversity\u003c\/h2\u003e\u003cp\u003eThe XR3 receiver features a Skyworks RFX2401C providing an LNA for improved receiver performance, a PA providing up to 100mW of telemetry performance and antenna switching for antenna diversity.\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/05_dd3111b4-84bd-49a3-a225-48d89f410a6b.jpg?v=1734658934\"\u003e\u003c\/p\u003e\u003ch2\u003eTailored to Your Needs\u003c\/h2\u003e\u003cp\u003eThe XR3 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\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/02_152a85fe-b198-4e63-a039-fdec85cc94a0.jpg?v=1734658934\"\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/03_62b8bd06-530b-460e-ac39-c34d75793781.jpg?v=1734658934\"\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/04_9c589135-c25f-4a51-8a48-dbbdbc424e65.jpg?v=1734658934\"\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/06_0916d342-2568-4a52-ac71-2cd319e98932.jpg?v=1734658934\"\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/07_a7416dc3-57a1-4b1e-85af-8e5974ee6b65.jpg?v=1734658934\"\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/08_bea039ab-ea7b-4914-83be-23d96a9fa04b.jpg?v=1734658934\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/XR3_Detail-Page-EN-PC_12.jpg?v=1742287330\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" style=\"float: none;\"\u003e\u003c\/p\u003e\u003ch2 style=\"text-align: start;\"\u003eWeight\u003c\/h2\u003e\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/09_a5902383-50e5-47e9-a8e4-f74c7289e2da.jpg?v=1734659027\"\u003e\u003c\/p\u003e\u003ch2 style=\"text-align: start;\"\u003eDimensions\u003c\/h2\u003e\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/10_b2759cc2-bc9b-416b-8fcc-631bd000e12c.jpg?v=1734659027\"\u003e\u003c\/p\u003e\u003ch2 style=\"text-align: start;\"\u003eAssociated Products\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cli\u003e\n\u003cli\u003e\n\u003cli\u003e\n\u003cli\u003e\n\u003cli\u003e\n\u003c\/ul\u003e\u003ch2\u003eDownload\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 * XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\u003c\/li\u003e\n\u003cli\u003e2 * T Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)\u003c\/li\u003e\n\u003cli\u003e1 * CRSF Wire\u003c\/li\u003e\n\u003cli\u003e3 * Heat-Shrinkable Tube\u003c\/li\u003e\n\u003cli\u003e1 * Manual Card\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/11_5bef46bd-f22a-4416-98af-574f4ec12cd6.jpg?v=1734658934\"\u003e\u003c\/p\u003e\u003cp style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0701\/8066\/7584\/files\/44b5d11d20914da185c49f0da7d24adc.png?v=1763103206\" style=\"margin-right: 16px; float: left;\"\u003e\u003c\/p\u003e\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cspan data-type=\"text\"\u003eXR3 Receiver is installed with ExpressLRS as standard.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp style=\"text-align: left;\"\u003e\u003cspan data-type=\"text\"\u003eExpressLRS is an open-source, high-performance radio control link that delivers exceptional range and low-latency communication using advanced LoRa technology. It's highly customizable and perfect for RC enthusiasts looking for reliability and efficiency.\u003c\/span\u003e\u003c\/p\u003e\u003cp style=\"text-align: left;\"\u003e\u003cspan data-type=\"text\"\u003ePair your ExpressLRS with Radiomaster's top-tier transmitters and receivers. Radiomaster products are designed to maximize the benefits of ExpressLRS, offering state-of-the-art performance for your RC adventures. Upgrade your RC experience with the unbeatable combination of ExpressLRS and Radiomaster—engineered for excellence and tailored for you.\u003c\/span\u003e\u003c\/p\u003e\u003cp style=\"text-align: left;\"\u003e\u003c\/p\u003e","brand":"mysite","offers":[{"title":"2 x Dual-Band \/ FCC","offer_id":47436455706795,"sku":"HP0157.XR3-DB","price":29.99,"currency_code":"USD","in_stock":true},{"title":"2 x Dual-Band \/ LBT","offer_id":47436455739563,"sku":"HP0157.XR3-DB-LBT","price":29.99,"currency_code":"USD","in_stock":true},{"title":"2 x 2.4GHz \/ FCC","offer_id":47436455772331,"sku":"HP0157.XR3-2400","price":29.99,"currency_code":"USD","in_stock":true},{"title":"2 x 2.4GHz \/ LBT","offer_id":47436455805099,"sku":"HP0157.XR3-2400-LBT","price":29.99,"currency_code":"USD","in_stock":true},{"title":"2 x Sub-G 900MHz \/ FCC","offer_id":47436455837867,"sku":"HP0157.XR3-900","price":29.99,"currency_code":"USD","in_stock":true},{"title":"2 x Sub-G 900MHz \/ LBT","offer_id":47436455870635,"sku":"HP0157.XR3-900-LBT","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/9191\/0315\/files\/2_9245a0cf-3da9-4cb0-9a6e-9f7d8fcd3781.jpg?v=1784534170","url":"https:\/\/begreatrchobbystore.com\/de\/products\/xr3-nano-multi-frequency-antenna-diversity-expresslrs-receiver","provider":"Begreat RC Hobby","version":"1.0","type":"link"}