RadioMaster Boxer Radio Controller (ELRS)

The RadioMaster BOXER M2 ELRS is a compact yet full-featured radio controller designed for FPV pilots, drone operators, and RC enthusiasts. This EU LBT version includes a built-in 2.4GHz ExpressLRS module with low-latency control, high refresh rates, and a maximum output power of 100mW.

Preinstalled with EdgeTX, the BOXER features full-size V4.0 Hall-effect gimbals, a comfortable ergonomic design, a reliable button layout, and a large battery compartment supporting up to 20 hours of operation. The internal cooling fan helps maintain stable ELRS performance during extended use.

Key Features

• Built-in 2.4GHz ExpressLRS module
• EU LBT firmware with up to 100mW output
• Up to 1,000Hz refresh rate
• Full-size V4.0 Hall-effect gimbals
• Preinstalled EdgeTX operating system
• STM32F407 processor with 1MB Flash memory
• QC3.0 USB-C fast charging
• Standard JR-compatible external module bay
• Built-in cooling fan for the ELRS module
• Six-position programmable switch
• Adjustable and removable T-shaped antenna
• Comfortable removable grips and fabric carrying handle
• Supports up to 16 channels

Specifications

• Dimensions: 235 × 178 × 77mm
• Weight: 532.5g
• Frequency: 2.400–2.480GHz
• Display: 128 × 64 monochrome LCD
• Voltage range: 6.6–8.4V DC
• Battery options: 2S 7.4V LiPo or two 18650 Li-ion cells
• Battery: Not included
• Firmware: EdgeTX / ExpressLRS
• Gimbals: V4.0 Hall-effect gimbals
• Region: EU LBT