SKU: 44197165400

RadioMaster XR1 Nano Multi-Frequency ExpressLRS Receiver - Choose Antenna

Sale price$15.29 Regular price$16.99
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Ships within 48 hours · Estimated delivery Sep 22 - Sep 27

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Description

RadioMaster XR1 Nano Multi-Frequency ExpressLRS Receiver - Choose AntennaThe 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 youre 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

 

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.

Check out all our ExpressLRS ProductsReceivers, and the rest of our RadioMaster Products!

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!

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

Package Includes:

  • 1 * XR1 Nano Multi-Frequency ExpressLRS Receiver
  • 1 * T Antenna (Either 2.4GHz, 900Mhz or Dual-band depending on selected package)
  • 1 * CRSF wire
  • 3 * Heat-Shrinkable Tube
  • 1 * Manual Card

    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 44197165400

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    L.A.
    Waukegan, US
    ★★★★★ 5
    Good Solid Mount
    Got for my 2019 TRD Off Road. Works great, solid mount. Phone easy in, easy out once you get used to it. Looks and feels well made.
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    Reviewed in the United States on May 19, 2026
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    Amazon Customer
    New York, US
    ★★★★★ 5
    Solid Product
    I was a bit skeptical based on the price ($85 total after taxes) but you can tell that for the price, this thing is sturdy and high quality. Holds solid onto the vent and keeps my iPhone in place. Easy to adjust and move to your liking, also easy to turn 90* and have your phone sideways. Only drawback is that is obstructs the view of the clock on my 4Runner and slightly obstructs my windshield, but I am sure I will get used to it.
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    Reviewed in the United States on May 14, 2026
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    Annika Chestnut
    Omaha, US
    ★★★★★ 5
    Great phone holder
    I use this phone mount in my Subaru Impreza, and it works perfectly with my vents. It holds my phone super securely—no wobbling or slipping—so it’s great for navigation or hands-free use. Really solid and reliable for the price.
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    Reviewed in the United States on November 5, 2025
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    Amanda & Josh
    Belleville, US
    ★★★★★ 4
    Excellent product.
    First impression: excellent product. The only reason I deducted a star is because the price is obviously quite insane.
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    Reviewed in the United States on February 26, 2026
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    Edward F Alves
    Lexington, US
    ★★★★★ 5
    A+ mount for 4Runners
    This is the best phone mount I've ever had. Got it for my 2021 4Runner. Very strong, doesn't come loose, easy to place and remove the phone from the mount. Can't recommend enough.
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    Reviewed in the United States on February 13, 2026

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