



Details
Description
The XR1 Receiver is a tiny ExpressLRS receiver, measuring. Powered by the third-generation Semtech LR1121 transceiver, it operates on 2.4GHz or Sub-G 900MHz, offering excellent range and sensitivity in a lightweight design. With built-in Wi-Fi, the XR1 allows easy configuration and firmware updates through a WebUI on your PC or mobile device.
Check out the rest of our RC receivers and all our RC transmitters, modules, and accessories!
Features
- High-Performance MCU
- Advanced Transceiver
- Secondary UART Port
- Telemetry RF Power
- Castled Pads

Specifications
- Item: XR1 Nano Multi-Frequency ExpressLRS Receiver
- Firmware Version: ExpressLRS v3.5.1 pre-installed
- Firmware Target: RadioMaster XR1 2.4/900 RX
- Maximum Packet Rate: DK500Hz / K1000Hz
- Frequency Range: 2.4GHz or Sub-G 900MHz
- Minimum Packet Refresh Rate: 50Hz
- Dimensions: 20mm x 13mm x 3mm
- Weight: 1.0g (without antenna)
- Telemetry Power: 100mW
- RF Chip: Semtech LR1121
- Type: ISM 2.4 or FCC 915
- Antenna: 1x T-Antenna
- Bus Interface 2: UART
- RF Connector: IPEX-1
- Bus Interface 1: CRSF
- Working Voltage: 5V
- MCU: ESP32C3
Includes
- 1x RadioMaster XR1 Nano Multi-Frequency ELRS 2.4GHz/Sub-G 900MHz Dual-Band Receiver
More Info
- SKU: 22848
- Barcode: 723326370168