This is a small module for use of ESP32 with a sub-GHZ transceiver, mainly intended to serve as a base for AhoyDTU and OpenDTU.
The module looks like the following.
You can find the schematics in the docs folder.
You can also access the iBom of this project for easier manual assembly.
You can deploy OpenDTU or AhoyDTU on it and you can assemble the RF-Part or add one of the NRF24L01+ modules from many sources to it. Just ensure, that the pinout it matching the one on this board.
To increase the performance of the module, as you can buy modules from different suppliers, there could be added a PA+LNA RF frontend. You can find more information on instructables.