https://www.cnet.com/news/adt-unveils-revamped-smart-security-system-at-ces-2019/ > The panel includes battery backup and dual-path broadband and LTE, so it's always connected. The team at ADT say the system features SiXTM Communication Technology with two-way encryption RF sensors to reduce the risk of hacking. User codes and permission settings can also help you secure your system. > In the ADT Control app, you can set geofencing automations to trigger things like arming the security system or turning off the lights. The panel also includes Bluetooth, and you can disarm the system without a user code by choosing to automatically pair your phone with the panel.