Hardware Bill of Materials (BOM)
You can find our most updated BOM over here.
Cellular Module Selection
The cellular module we picked is a Telit LE910-NAG. It is a module that only supports AT&T network. The LE910 family has alternative modules that offer support for multiple cellular providers. Please check the data coverage of the area you want to deploy your device for picking the correct cellular module. Note that you also need a cellular data plan and a SIM card to ensure network connectivity.