Adafruit FONA 808 - Mini Cellular GSM + GPS Breakout

Cellular + GPS tracking, all in one?   Introducing Adafruit FONA 808 MiniGSM + GPS, an all-in-one cellular phone module with that lets you add location-tracking, voice, text, SMS and data to your project in an tiny package. Please note: The T-Mobile GSM network is shutting down in the USA over the course of 2020 and beyond, so please be aware these are not for long term usage in the USA!  This module measures only 1.75"x1.6" but packs a surprising amount of technology into it's little frame. At the heart is a powerfull GSM cellular module (we use the latest SIM808) with integrated GPS. This module can do just about everything. Quad-band 850/900/1800/1900MHz - connect onto any global GSM network with any 2G SIM (in the USA, T-Mobile is suggested) Fully-integrated GPS (MT3336 chipset) that can be controlled and query over the same serial port Make and receive voice calls using a headset or an external 32Ω speaker + electret microphone Send and receive SMS messages Send and receive GPRS