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  • RadioMaster XR1 Nano – ELRS Receiver Dual-Band / 2.4GHz / 900MHz
  • RadioMaster XR1 Nano – ELRS Receiver Dual-Band / 2.4GHz / 900MHz
  • RadioMaster XR1 Nano – ELRS Receiver Dual-Band / 2.4GHz / 900MHz
  • RadioMaster XR1 Nano – ELRS Receiver Dual-Band / 2.4GHz / 900MHz
  • RadioMaster XR1 Nano – ELRS Receiver Dual-Band / 2.4GHz / 900MHz
  • RadioMaster XR1 Nano – ELRS Receiver Dual-Band / 2.4GHz / 900MHz
  • RadioMaster XR1 Nano – ELRS Receiver Dual-Band / 2.4GHz / 900MHz
  • RadioMaster XR1 Nano – ELRS Receiver Dual-Band / 2.4GHz / 900MHz

RadioMaster XR1 Nano – ELRS Receiver Dual-Band / 2.4GHz / 900MHz

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RadioMaster XR1 Nano – Multi-Frequency ExpressLRS Receiver

Ultra-compact ELRS receiver with support for 2.4GHz, 900MHz or Dual-Band

The RadioMaster XR1 Nano is a lightweight and versatile ExpressLRS receiver available in three variants:

  • Dual-Band – supports both 2.4GHz and 900MHz bands with a single antenna.
  • 2.4GHz – optimized for fast and responsive signal transmission.
  • Sub-G 900MHz – designed for long-range and high-penetration RF performance.

Equipped with built-in Wi-Fi and WebUI, the XR1 Nano offers easy configuration and wireless firmware updates without additional tools.

Key Features

  • ● Available in 3 versions: Dual-Band, 2.4GHz only, or 900MHz only
  • ● Ultra-light: 1.0g (without antenna), compact size 20×13×3 mm
  • ● Built-in Wi-Fi and WebUI for cable-free updates and setup
  • ● ExpressLRS v3.5.1 firmware pre-installed

Technical Specifications

  • ● Frequency: 2.4GHz or 868/915MHz Sub-G (depending on variant)
  • ● Telemetry Power Output: up to 100mW
  • ● Packet Rate: DK500Hz / K1000Hz (band-dependent)
  • ● Input Voltage: 5V DC
  • ● Interface: CRSF (UART)
  • ● MCU: ESP32C3 / RF Chip: Semtech LR1121

Package Contents

  • ● 1× XR1 Nano Receiver
  • ● 1× T-Antenna (Dual-Band, 2.4GHz or 900MHz depending on variant)
  • ● 1× CRSF Cable
  • ● 3× Heat-Shrink Tubes
  • ● 1× Quick Start Card
Compact ELRS RX with Wi-Fi and WebUI

FAQ

Frequently Asked Questions – RadioMaster XR1 Nano

The XR1 Nano is available in three antenna versions: 2.4GHz, Sub-G 900MHz, and Dual-Band. The Dual-Band version allows switching between frequencies without changing the antenna

Yes, all antenna types are available as accessories, allowing you to change frequencies later without purchasing a new receiver.

Yes, the XR1 Nano features built-in Wi-Fi for easy configuration and firmware updates via a WebUI accessible from your PC or mobile device.

- 2.4GHz: Standard frequency with low latency, ideal for racing and freestyle

- Sub-G 900MHz: Better signal penetration and range, suitable for long-range flights.

- Dual-Band: Flexibility to switch between frequencies without changing the antenna.

The XR1 Nano supports CRSF and UART interfaces, ensuring broad compatibility with most modern flight controllers.

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