RadioMaster XR3 Nano Multi-Frequency ELRS 2.4GHz/Sub-G 900MHz Diversity Receiver DB

The XR3 Receiver is a compact ExpressLRS receiver, measuring 20 x 15mm and powered by the third-generation Semtech LR1121 transceiver. It operates on 2.4GHz or Sub-G 900MHz, offering exceptional range and sensitivity in a lightweight design, ideal for any build. With built-in Wi-Fi, configuration, and firmware updates are effortless via an intuitive WebUI on your PC or mobile device.

• High-Performance MCU
• Advanced Transceiver
• Additional UART Port
• Frequency Options
• Antenna Diversity
• Secondary Port
• Castled Pads

• Frequency Range: 2.4GHz / Sub-G 900MHz [ISM 2.4GHz / FCC 915 / EU 868]
• Item: XR3 Nano Multi-Frequency Antenna Diversity ExpressLRS Receiver
• Firmware Target: RadioMaster XR3 2.4/900 Diversity RX
• Maximum Receive Refresh Rate: DK500Hz / K1000Hz
• Firmware Version: ExpressLRS v3.5.1 pre-installed
• Minimum Receiver Refresh Rate: 25Hz
• Dimensions: 22mm x 15mm x 4mm
• Antenna: 2x T-Antenna (Dual Band)
• Working Voltage: DC 5.0 - 12.6V
• Weight: 1.3g (without antenna)
• Telemetry Power: 100mW
• RF Connector: IPEX-1 x 2
• Type: ISM 2.4, FCC 915
• Bus Interface 2: UART
• Bus Interface 1: CRSF
• RF Chip: LR1121
• MCU: ESP32C3

• 1x RadioMaster XR3 Nano Multi-Frequency ELRS 2.4GHz/900MHz Dual-Band Diversity Receiver 
• 2x  Dual Band T-Antenna 
• 3x Heat-Shrinkable Tube
• 1x Manual Card
• 1x  CRSF Wire