NB-IoT, also known as LTE Cat NB1 is a Low Power Wide Area (LPWA)
Technology that has been developed to enable a wide range of devices
to be connected to the internet using existing mobile networks. NB-IoT
has been developed to enable the Internet of Things (IoT). It is a low
power, narrow band technology that can handle small amounts of 2-way
data transmission in an efficient, secure and reliable manner.