> For the complete documentation index, see [llms.txt](https://docs.kpnthings.com/kpn-things/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.kpnthings.com/kpn-things/building-blocks/devices/gateways.md).

# Gateways

An **IoT Gateway** is a device that connects sensors, IoT modules, and smart devices to the cloud. Gateways serve as a wireless access portal to give IoT devices access to the Internet. This way not all devices have to be connected by M2M or LoRa, but can work using options like Bluetooth (Low Energy) solutions. Making your solution more power efficient and it is easier to make a conclusive business case.


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