![GSM alarm controller -...](https://www.danbit.dk/10279-home_default/gsm-alarm-controller-alarm-to-mobile-phone-via-sms-4g-lte.jpg)
GSM alarm controller - Alarm to mobile phone via SMS. 4G LTE
GSM alarm controller - sends alarm SMS and calls
8 x digital inputs
Must be programmed with USB cable to PC
Microphone in, line out (listening in and conversation)
Battery back-up
Antenna with SMA male included
4G mobile network