What cellular technology does the Cloud Connector use?

Disruptive Technologies is committed to making Cloud Connectors with the best possible cellular connectivity, both now and in the future.
The Cloud Connectors of today have built-in cellular connectivity support for 3G network, with a fallback to 2G GSM networks.
2G and 3G are the best cellular connectivity option as of today, therefore is the combination of these two chosen.  
A new version of the Cloud Connector with improved antenna and integrated 4G will be available from the start of 2020.