We’ve already covered several NB-IoT (and/or LTE Cat M1) Arduino shields with products like RAK Wireless WisLTE, Sixfab Arduino NB-IoT shield, or AIS NB-IoT shield, which all happen to come with ...

The Arduino SIM card works with Arduino MKR GSM 1400 board & Arduino IoT cloud only, and enables connectivity in over 100 countries at a low cost.

A new Kickstarter project aims to give Raspberry Pi and Arduino boards Internet access throughout the world with an add-on that allows integration with a SIM card. SparqEE Cellv1.0 would need to ...

This is an Arduino sketch that can be used to control a robotic car using a mobile phone. The code uses the SoftwareSerial library to communicate with a GSM module to receive incoming calls and to ...