RadioMaster Boxer ELRS MKII
RadioMaster Boxer ELRS MKII small, lightweight, high-powered radio
Surprisingly lightweight, the RadioMaster Boxer ELRS has a lot to offer! Its compact design with excellent ergonomics houses the functional EdgeTX system, powered by the efficient STM32VGT6 microcontroller with 1MB of Flash memory and 192KB of RAM. The standard, intuitive button layout of RadioMaster and the ergonomic side grips make the RadioMaster Boxer ELRS easy to get used to after just a few moments in your hands. And you’ll get hooked! This is the new champion on the market, and its arrival has shaken the entire FPV community. The built-in receiver module with ExpressLRS protocol comes in a version with up to 1W power and an astonishing refresh rate of up to 1000Hz. Don’t resist this power any longer. Treat yourself to a RadioMaster Boxer ELRS.
EdgeTX and Boxer - new features through experience and collaboration
Welcome to EdgeTX! This has never been seen before! The revolutionary EdgeTX system, pre-installed in the radio transmitter, is every pilot's dream. EdgeTX is open-source software for radio transmitters. It is highly customizable, allowing users to adjust settings to their individual preferences and specific needs. The creators of the RadioMaster Boxer ELRS worked closely with the EdgeTX developers to create the perfect product. You get numerous functionality enhancements, such as accelerated stick position polling at a crazy 1000Hz, an improved user interface, and reduced latency when flying on a simulator. They even made sure you won’t get bored while waiting for your turn at a competition: now you can entertain yourself with one of the specially prepared games. The intuitive and perfectly fitted EdgeTX interface is the cherry on top of the RadioMaster Boxer ELRS.
Features precision Hall-effect 4.0 gimbals for smooth centering and precise response
The RadioMaster Boxer ELRS has redefined industry standards for radio transmitters. Inside its compact, ergonomic housing, full-size Hall-effect gimbals are installed. The latest V4.0 version introduces a series of enhancements for the highest comfort when using the transmitter. No more opening up the radio transmitter to adjust the gimbal settings! Next to the stick, you'll find as many as 5 screws for adjustments! Now, you can effortlessly modify the stick travel range, tension, and even, with just a twist of a single screw, decide whether you want the throttle on the left or right side. The V4.0 Hall-effect gimbals are a perfect example of the flawless collaboration between precision, design, and aesthetics.
What is RadioMaster Boxer ELRS MKII?
The groundbreaking RadioMaster Boxer has caused a real stir in the industry and made half of the pilots realize that something was missing, and that something is the RadioMaster Boxer. A series of improvements have been introduced under the watchful eye of the best engineers, driven by the latest trends and requests from the entire community: the phenomenal EdgeTX system, the built-in ExpressLRS transmitter module with a refresh rate of up to 1000Hz and transmission power of up to 1W, a more compact housing, full-size gimbals, a perfect case, and much more! The RadioMaster Boxer ELRS is a ready-to-use, complete product straight out of the box. Just pull it out and fly!
Why should you buy the RadioMaster Boxer ELRS MKII from us?
By purchasing the RadioMaster Boxer ELRS from us, you’re choosing a product that will revolutionize your FPV flying experience. This modern radio transmitter features a compact, ergonomic design with full-size V4.0 Hall-effect gimbals, providing exceptional comfort during your FPV sessions. The option to upgrade to AG01 CNC gimbals with Hall sensors further enhances your enjoyment and significantly extends the transmitter’s lifespan. With the built-in ExpressLRS receiver module featuring Backpack functionality, a refresh rate of up to 1000Hz, and transmission power up to 1W, you’ll feel like you're in control of a real machine!
Pre-installed EDGETX means you no longer have to install it yourself, allowing you to enjoy enhanced features right from the start, such as accelerated stick position polling at a crazy 1000Hz, an improved user interface, and reduced latency when flying on a simulator. Several specially prepared games have also been added so you won’t get bored during breaks between flights. Discover them all!
Additionally, you’ll receive a convenient case with the RadioMaster logo, along with stick protectors to ensure your radio transmitter stays safe during transport, giving you peace of mind. Treat yourself to the best flying experience by choosing the RadioMaster Boxer ELRS transmitter!

RadioMaster Boxer ELRS MKII - Product features:
- Built-in ExpressLRS module with Backpack functionality
- Efficient STM32VGT6 microcontroller with 1MB Flash memory and 192KB RAM
- EdgeTX firmware
- Internal ELRS module with refresh rate up to 1000Hz and transmission power up to 1W
- Built-in cooling fan for the internal ELRS module
- Quick charge support with QC3.0 standard, up to 2A
- Compact design with excellent ergonomics
- New low-profile switches: SE toggle switch and SF momentary switch
- Enlarged battery compartment: space for a 2S 6200mAh battery with up to 20 hours of battery life (battery not included)
- Full-size, exceptional V4.0 gimbals with Hall sensors as standard. Upgradable to AG01 CNC gimbals with Hall sensors
- Standard JR module compartment
- Standard, intuitive RadioMaster button layout
- Versatile 6-position switch to expand configuration options
- Adjustable and detachable T-shaped antenna
- First-ever fabric radio handle for easy carrying
- Replaceable, ergonomic grips
- Redesigned SD card slot with a pre-loaded SD card included in the package
- Battery compartment cover now has cable holes to power an external module
- RadioMaster-branded case and stick protectors are included as standard to ensure safe transport of the transmitter.




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RadioMaster Boxer ELRS MKII - Specifications
Dimensions | 235x178x77 mm |
Masa | 532,5 g |
Frequency | 2,400 - 2,480 GHz |
RX | ELRS 2.4GHz |
ExpressLRS transmit power | Max. 20 dBm (UE LBT) |
Cooling fan | Built-in ELRS |
Operating voltage | DC 6,6-8,4 V |
Operating system | EdgeTX |
Control channels | 16 |
Display | Monochrome LCD 128x64 |
Battery | 2S LiPo 7,4 V / 2x 1S LiIon 3,7 V 18650, The possibility to expand with a 2S 6200mAh battery (batteries not included). |
External module slot | comabible with JR/FrSKY/Crossfire |
Update method | USB / karta SD / EdgeTX Companion / EdgeTX Buddy |

RadioMaster Boxer ELRS MKII package detail
- 1x RadioMaster Boxer ELRS MKII
- 1x case
- 1x rod (gimbal) protector
- 1x T-antenna 2.4GHz
- 1x USB-C cable
- 1x screen protector
- 1x stickers
- 4x low tension springs
- 1x gimbal regulation allen key
- 1x case for 2*18650
- 1x User manual
