MP/GSM-230-BA is a simple device to switch the remote appliances. Suitable for example as GSM gate opener. It connects in parallel to switch contact of electronics. Switch contact by phone call or sending SMS. 
The application communicates with the GSM module via SMS commands. Allows to check signal, adding administrator, enable/disable user authorization, add users to the list and set the time for the relay.
The application is available in Slovak and English language.

Product detail MP/GSM-230-BA 

Technical specificaton

Android configuration app