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.

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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