-Serial to 4G and Ethernet to 4G data conversion

-SMS command

-Remote control digital output relay ON/OFF

-Reboot device

-Get signal status

-Get current digital input/ output status

-Web service (CGI) command

-Remote control digital output relay ON/OFF

-Get current digital input/ output status and 4G signal status

-Auto text alert when digital input is triggered

-Setup 3 phone number for receiving the text message