XR1 Nano Multi-Frequency ExpressLRS Receiver EU-LBT

The XR1 Nano is a 20 x 13 mm ExpressLRS receiver for 2.4 GHz or Sub-GHz 900 MHz, built on an ESP32C3 and a Semtech LR1121 transceiver. It weighs 1.0 g without antenna.

Built-in WiFi with a web UI lets you configure the receiver and update firmware from a PC or phone. A secondary UART port and castellated pads cover extended builds.

Features:

• ExpressLRS on 2.4 GHz or Sub-GHz 900 MHz
• Semtech LR1121 transceiver with ESP32C3 MCU
• 100 mW telemetry RF power
• Secondary UART port
• Castellated pads for soldering
• Compatible with ExpressLRS transmitters and modules on the matching band

Specifications:

• Item: XR1 Nano Multi-Frequency ExpressLRS Receiver
• Type: ISM 2.4 / CE 868
• MCU: ESP32C3
• RF chip: Semtech LR1121
• RF connector: IPEX-1
• Frequency range: 2.4 GHz or Sub-GHz 900 MHz
• Telemetry power: 100 mW
• Maximum packet rate: DK500Hz / K1000Hz
• Minimum packet rate: 50 Hz
• Working voltage: 5 V
• Weight: 1.0 g (without antenna)
• Dimensions: 20 x 13 x 3 mm
• Firmware: ExpressLRS v3.5.1 pre-installed
• FW target: RadioMaster XR1 2.4/900 RX
• Bus interface: CRSF
• Extend interface: UART

Includes:

• 1x XR1 Nano ExpressLRS receiver
• 1x T antenna
• 1x CRSF wire
• 3x heat-shrink tube
• 1x manual card