Leonardo + GPRS GSM IOT Board
The Leonardo GPRS/GSM IOT Board to provide your project a way of convenient remote control, It’s widely used in remote control, telemetry, communication, automatic control and so on. It can receive phone calls and text message to control the relay ON or OFF. What more, this boards have four relay so that it can control several appliances at the same time.
Meanwhile, this board serves as the main control system applied to smart homes. Not only that, it uses the SIM808. It can also be used by Arduino/Crowduino to realize the operation of other modules.
