Parts/Radio & control/Receivers/RadioMaster XR2 Nano 2.4GHz ELRS Receiver
RadioMaster XR2 Nano 2.4GHz ELRS Receiver
RadioMaster

RadioMaster XR2 Nano 2.4GHz ELRS Receiver

Part # RM-BR0157.XR2
Where to buy
$11.49
AMain Hobbies
Seen Oct 12, 2026
$11.49Buy
Prices are as last seen at the store; stock is not tracked.

About this part

Receiver Overview:

The RadioMaster XR2 Nano 2.4GHz ELRS Receiver is built for pilots who demand top performance in the smallest form factor. At only 0.8g with dimensions of 16x12mm, this receiver is a perfect fit for Whoops, micro drones, and fixed-wing models where space and weight are critical. Featuring the third-generation Semtech LR1121 transceiver, the XR2 delivers rock-solid connectivity and is compatible with all ELRS 2.4GHz transmitters. With an integrated tower antenna and advanced features, it’s designed for peak efficiency without compromise.

About the Receiver


High-Performance Features in a Compact Design

The XR2 Nano is packed with innovative features that elevate flight performance. The integrated 2.4GHz tower antenna ensures superior reception without requiring external antennas, while the ESP32C3 MCU and LR1121 transceiver provide unmatched speed and reliability. Support for DK500Hz mode unlocks lightning-fast response times, and the built-in Wi-Fi module allows effortless firmware updates and configuration from any device. Castled pads and a secondary UART port add installation flexibility, making this receiver as versatile as it is powerful.

Features:

  • Integrated 2.4GHz tower antenna
  • ExpressLRS 2.4GHz protocol support
  • ESP32C3 high-performance MCU
  • Semtech LR1121 third-generation transceiver
  • Secondary UART port for added functionality
  • Castled pads for simple soldering
  • Built-in Wi-Fi for easy firmware updates
  • Ultra-lightweight at only 0.8g
  • Supports DK500Hz mode for ultra-low latency

Includes:

  • (1) XR2 Nano 2.4GHz ExpressLRS Receiver
  • (1) CRSF Wire
  • (3) Heat-Shrinkable Tube
  • (1) Manual Card

Specifications:

Modulation ISM2.4
Input Voltage 5V
Antenna Integrated 2.4GHz Tower Antenna
Frequency Range 2.400 - 2.479GHz
Telemetry Power 10mW
Dimensions 0.63x0.47x0.24in (16x12x6mm)
Weight 0.03oz (0.8g)

Manuals:

User Manual

CA Residents Prop 65 Warning WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Details...

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