The XR1 Nano Multi-Frequency ExpressLRS Receiver
The 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.
Tailored to Your Needs
The 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!
For more details and support, visit expresslrs.org.
Features
Telemetry RF power: 100mW
ExpressLRS 2.4GHz or Sub-G 900MHz
ESP32C3 high-performance MCU
Semtech LR1121 2.4GHz & Sub-G 900MHz Transceiver
Secondary UART port
Castled pads for easy soldering
Specifications:
Item: XR1 Nano Multi-Frequency ExpressLRS Receiver
Type: ISM2.4 or FCC915
MCU: ESP32C3
RF chip: Semtech LR1121
RF connector: IPEX-1
Antenna: 1x T-Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)
Frequency Range: 2.4GHz or Sub-G 900MHz
Telemetry Power: 100mW
Maximum Packet rate: DK500Hz / K1000Hz
Minimum Packet refresh rate: 50Hz
Working voltage: 5V
Weight: 1.0g (without antenna)
Dimension: 20mm * 13mm * 3mm
Firmware Version: ExpressLRS v3.5.1 pre-installed
FW Target: RadioMaster XR1 2.4/900 RX
Bus interface 1: CRSF
Bus interface 2: UART
Package Includes
1 * XR1 Nano Multi-Frequency ExpressLRS Receiver
1 * T Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)
1 * CRSF wire
3 * Heat-Shrinkable Tube
1 * Manual Card
