Why not use Lora, NB-IoT or LTE-M? https://hackaday.com/2022/05/25/long-distance-text-communica...
Why not use Write Freely or Write.as?
Why not use Lora, NB-IoT or LTE-M? https://hackaday.com/2022/05/25/long-distance-text-communica...
Why not use Write Freely or Write.as?