The Arduino FONA 800 is equipped with quad-band 850/900/1800/1900MHz support and can connect to any global GSM network using any 2G SIM, enabling the ability to send and receive SMS messages and ...

Using an Adafruit FONA 800 shield, Adafruit TFT Shield w/Resistive touch, and an Arduino Uno developer board, along with a few other components, it’s possible to create your very own mobile phone.