Sadly not super practical for sender use given lack of market penetration compared to a phone, but I’ve used these before for some long-range projects. https://unsigned.io/hardware/RNode.html
Discussion
You could simply use #Sideband on your phone. #reticulum is not restricted to LoRa although designed also to work with it. If there would be a Bluetooth interface for reticulum you were able to communicate just with your phone and Sideband. https://github.com/markqvist/Sideband