GitHub - Bidur-Khanal/Raspberry-Pi-GSM-GPS-WIFI: This project includes a python module with functions to send-receive SMS, get GPS coordinates, interfacing Raspberry Pi with GSM/GPS/GPRS module " A7 AI Thinker" using serial UART. It also
32u4 with A7 GPRS/GSM - Elecrow
Source Development Board A7 GPRS GPS GSM Module 3.3-4.2V Support 850/900/1800/1900MHz Minimum System Board + Antenna * 2 on m.alibaba.com
AI-Thinker A7 GSM GPRS GPS 3 dans 1 module de bouclier de DC 5-9V STM32 51MCU universel
Original AI-thinker A9G GSM/GPRS+GPS/BDS Development Board SMS Voice Wireless Da Sale - Banggood USA Mobile-arrival notice