Do all alarm systems use WiFi?

If you have a basic ADT package, you are not required to have an internet connection or provider to use the service . However, if you want to have your smart home devices connected through an upgraded package, you will need to have an internet connection to use the additional features.

All you need to do is to get a wireless security camera system , which comes with an NVR (Network Video Recorder) and several WiFi surveillance cams. Such wireless surveillance camera system kits enable you to do 24/7 surveillance and video recording without accessing the Internet. Power on the NVR and the cameras.2 Mar 2022

Some wireless security systems need Wi-Fi, but not all . Internet-connected security systems use Wi-Fi, but many security systems use cellular signals to communicate. If you’re worried about your Wi-Fi’s reliability, you can choose from dozens of cellular security systems.