4G / 3G / 2G / GSM communicator module for sending alarms and bidirectional configuration. Reliable Cat-1 LTE connectivity for 4G networks with 3G and 2G. Cybersecurity by design - both the new modem and the module firmware have been redesigned to withstand modern cybersecurity threats. Full alarm reporting via GSM - a primary or secondary reporting path can be used. All available reporting protocols, including voice reporting and audio listening. The digital audio codec driver significantly improves the voice quality in voice reports. Bidirectional connection for panel configuration can be done through ATS85xx and Advisor Advanced App.