Radiomaster Boxer 2.4GHz Radio Controller (M2)- 4IN1 Version


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SKU: 1621397
  1. The display is a 128*64 Monochrome LCD display
  2. Voltage Range 6.6-8.4V DC
  3. Frequency is 2.400GHz-2.480GHz


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Category: IR and RF Transmitters and Receivers

Radiomaster Boxer is an ideal choice for pilots on the go. Featuring full-size hall gimbals for precision control and an intuitive button layout, the BOXER gives you a compact radio without compromising on comfort and function.

Radiomaster Radiomaster Boxer 2.4Ghz Radio Controller 4In1 Version



  1. Available with built-in ExpressLRS or 4-in-1/CC2500 MPM RF modules
  2. Featuring a powerful STM32F407VGT6 with 1MB Flash and 192KB RAM
  3. Preinstalled EdgeTX firmware
  4. Internal ELRS module capable of 1,000Hz refresh rate
  5. Adjustable ELRS RF output (30dBm max FCC or 20dBm Max EU LBT)
  6. 4-in-1 or CC2500-only version capable of up to 20dBm RF output
  7. QC3.0 fast charging support 2.0A MAX
  8. Compact design with excellent ergonomics
  9. New low-profile latching SE switch and momentary SF switch
  10. Versatile 6-position switch for flight mode access
  11. Adjustable and Removable T-shape Antenna
  12. Industry-first fabric handle for improved portability
  13. External module power slots in the battery cover

Package Includes:

1 x Radiomaster Boxer 2.4GHz Radio Controller – 4IN1 Version

1 x Signature Carry Case

1 x T Antenna

1 x USB-C Cable

1 x Gimbal Protector

1 x 1.5mm Allen Key

2 x M4*4 Screws

4 x Low Tension Springs

1 x 18650 Battery Tray

1 x Brand Stickers

1 x User Manual

SKU: 1621397 Category:






Internal RF Options

CC2500 multi-protocol / 4-in-1 multi-protocol / ELRS 2.4GHz

Supported protocols

Module dependent

Transmitting Power CC2500 and 4IN1

Max 20dBm

Cooling fan

Built in (ELRS version)

Voltage Range

6.6-8.4V DC


Max 16 channels (Receiver dependent)


128*64 Monochrome LCD display

External module

JR/FrSKY/Crossfire compatible

Upgrade Method

USB/SD card & EdgeTX Companion PC software


7.4V 2-cell Lithium-Polymer / Two 3.7V 18650 Lithium-Ion cells (batteries not included)

Shipping Weight 0.8 kg
Shipping Dimensions 22 × 21 × 11 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China