Select the correct file for your RFXCOM.
There are 7 types (see type label on the backside of the enclosure):
1 RFXtrx433 (End Of Support)
2 RFXtrx433E (End Of Support)
3 RFXtrx433XL (End Of Support)
4 RFXusb-RFX433, RFX433XL-USB/Wifi/LAN
5 RFX868XL-USB/WIFI/LAN, RFX868XL, RFXtrx868X, RFXtrx868XL
6 RFX-433, RFX-433EMC (new version 2025)
7 RFX-868 (new version 2025)