Radiomaster XR1 Nano Multi-Frequency ELRS Receiver-2.4GRadiomaster XR1 Nano Multi-Frequency ELRS Receiver-Dual bandThe 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.Designed 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.For more details and support, visit expresslrs.org.FeaturesTelemetry RF power: 100mWExpressLRS 2.4GHz or Sub-G 900MHzESP32C3 high-performance MCUSemtech LR1121 2.4GHz & Sub-G 900MHz TransceiverSecondary UART portCastled pads for easy solderingSpecificationItem: XR1 Nano Multi-Frequency ExpressLRS ReceiverType: ISM2.4 or FCC915MCU: ESP32C3RF chip: Semtech LR1121RF connector: IPEX-1Antenna: 1x T-Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)Frequency Range: 2.4GHz or Sub-G 900MHzTelemetry Power: 100mWMaximum Packet rate: DK500Hz / K1000HzMinimum Packet refresh rate: 50HzWorking voltage: 5VWeight: 1.0g (without antenna)Dimension: 20mm * 13mm * 3mmFirmware Version: ExpressLRS v3.5.1 pre-installedFW Target: RadioMaster XR1 2.4/900 RXBus interface 1: CRSFBus interface 2: UARTTailored to Your NeedsThe 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!WeightDimensionsAssociated ProductsXR2 Nano 2.4GHz ExpressLRS ReceiverXR3 Nano Multi-Frequency ExpressLRS ReceiverXR4 Gemini Xrossband Dual-Band ExpressLRS Receiver2.4GHz / Sub-G 900MHz Dual-Band T AntennaUFL 2.4Ghz T Antenna 65mm/95mm for ELRS ReceiversUFL 915/868MHz T & Y Antenna for BR Series ReceiversPackage Includes1 * XR1 Nano Multi-Frequency ExpressLRS Receiver1 * T Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)1 * CRSF wire3 * Heat-Shrinkable Tube1 * Manual Card
