Sigfox operates a global low-power wireless network dedicated to IoT communication. Devices connect to the network using ultra-narrowband radio technology and can send small payloads of up to 12 bytes every 100 seconds. The network provides security through message signatures and two-way communication capabilities. Developers can choose from a variety of certified modules starting at $2 to build connected solutions and access device data through Sigfox's web platform and REST API.