GSM Alarm / Auto / Speech Dialler - 2G / 4G UK manufactured
Alarm / Auto Dialler 2G & 4G. GSM Auto Dialler. 5 User Numbers (2G/4G Auto Dialler). GSM Alarms. GSM Intercom. GSM Frequency - 850/900/1800/1900/2100 Mhz. GSM Auto Diallers work with all alarm panels as well as hundreds of other applications.