RadioMaster XR1 Nano Multi-Frequency ExpressLRS Receiver (2.4GHz)

Description
Review
Custom Product Tab

RadioMaster XR1 Nano Multi-Frequency ExpressLRS Receiver (2.4GHz)

*This is the 2.4GHz version which includes the 2.4GHz antenna for operation on the 2.4GHz frequency range only

The XR1 Receiver is a versatile, ultra-compact ExpressLRS receiver, measuring just 20 x 13mm. Powered by the advanced third-generation Semtech LR1121 transceiver, the XR1 operates seamlessly on 2.4GHz OR Sub-G 900MHz bands. Whether you’re flying on 2.4GHz or 900MHz, the XR1 delivers exceptional range and sensitivity in a small, lightweight package — perfect for any build. With the reliability of ExpressLRS, you can focus on flying without worrying about link quality.

Designed for convenience, the XR1 features built-in Wi-Fi for effortless configuration and firmware updates. Access and manage settings through an intuitive WebUI on your PC or mobile device with ease.

For more details and support, visit expresslrs.org.

Features

Telemetry RF power: 100mW
ExpressLRS 2.4GHz or Sub-G 900MHz
ESP32C3 high-performance MCU
Semtech LR1121 2.4GHz & Sub-G 900MHz Transceiver
Secondary UART port
Castled pads for easy soldering

Specifications

Item: XR1 Nano Multi-Frequency ExpressLRS Receiver
Type: ISM2.4 or FCC915
MCU: ESP32C3
RF chip: Semtech LR1121
RF connector: IPEX-1
Antenna: 1x T-Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)
Frequency Range: 2.4GHz or Sub-G 900MHz
Telemetry Power: 100mW
Maximum Packet rate: DK500Hz / K1000Hz
Minimum Packet refresh rate: 50Hz
Working voltage: 5V
Weight: 1.0g (without antenna)
Dimension: 20mm * 13mm * 3mm
Firmware Version: ExpressLRS v3.5.1 pre-installed
FW Target: RadioMaster XR1 2.4/900 RX
Bus interface 1: CRSF
Bus interface 2: UART

Tailored to Your Needs
The XR1 Receiver is available in three configurations, ensuring you have the flexibility to meet your exact requirements: Choose between 2.4GHz, Sub-G 900MHz, or a Dual-Band antenna that allows switching between 2.4Ghz and 900Mhz without an antenna change! All antenna types are available as optional accessories so you can change frequency at a later stage without needing to purchase a new receiver!

Dimensions

Package Includes
1 * XR1 Nano Multi-Frequency ExpressLRS Receiver
1 * 2.4GHz T Antenna
1 * CRSF wire
3 * Heat-Shrinkable Tube
1 * Manual Card

Write a Review

Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.