RadioMaster RM 4IN1 Module - 2.4GHz Multi-Protocol RF Module
The RadioMaster RM 4IN1 Module is a versatile 2.4GHz external RF module integrating CC2500, NRF24L01, A7105, and CYRF6936 chipsets, enabling compatibility with over 70 protocols for OpenTX and EdgeTX transmitters like the TX16S MKII, Zorro, and Boxer.
Features
- Integrates CC2500, NRF24L01, A7105, and CYRF6936 RF chipsets for multi-protocol support.
- Compatible with over 70 mainstream protocols including FrSky, FlySky, Futaba, and Spektrum.
- Designed for OpenTX/EdgeTX systems on radios like TX16S MKII, Zorro, Boxer, and TX12 MKII.
- Features up to +20dBm RF output power for robust signal strength.
- Includes wireless trainer function for pilot-to-pilot instruction and control sharing.
Out of stock
The RadioMaster RM 4IN1 Module is engineered as a universal external RF solution, consolidating four primary 2.4GHz chipsets into a single, compact unit. This integration provides pilots with unparalleled flexibility, allowing a single transmitter to bind and control a vast array of receivers from different manufacturers without requiring multiple dedicated modules. Its design prioritizes seamless integration with modern OpenTX and EdgeTX firmware ecosystems.
Operating within a 4.5-8.4VDC range, the module draws approximately 100mA and delivers a robust +20dBm RF gain for reliable control link performance. The inclusion of a JR adapter and stick antenna ensures immediate compatibility with a wide range of transmitter bays, making it an essential upgrade for pilots managing diverse multirotor and fixed-wing fleets.
Additional Information
| Weight | 0.03 kg |
|---|---|
| Dimensions | 7.3 × 4.2 cm |

















