Yes, the Warny appliance will work with 4G or 5G dongles or mobile hubs. The CCTV camera network is always connected via ethernet however the data such as events and images can be sent via a 4G/5G dongle.
We recommend factoring in 5GB of data per month which can vary depending on the activity at the site and the application configuration. We have installations running for many years on 4G USB dongles.