No need for radio even. MQTT - yes.
Comment on Homeowner baffled after washing machine uses 3.6GB of internet data a day
ccunix@lemmy.world 2 months agoWhat you have just described could be ZigBee and/or MQTT.
rottingleaf@lemmy.zip 2 months ago
ShepherdPie@midwest.social 2 months ago
And Z-wave