Advent Controls DVR/Alarm GSM SMS Sender Hardware

Michael demonstrates the Alpha GSM Alarm Dialer used as an SMS Sender. The board can be connected to an alarm or DVR output and used to send a customisable text message to up to 500 numbers. It can also be used to call up to 500 telephone numbers. It is available from http://www.adventcontrols.co.uk/gsm-auto-dialer.html where you can find more information

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GSM

Source by Michael Beaver