RADIOCRAFTS FX30 expansion boards provide Cloud connection solution for Internet of Things (IoT) applications, connecting low power radio sensor networks to Cloud services. Device makes up a complete gateway together with the small, rugged and programmable 3G/4G LTE cellular modem from Sierra Wireless. FX30 Gateway has an internal slot for expansion cards, where the expansion card is plugged in. The interface between the main Gateway CPU and the expansion cards are via UART or SPI. The solution supports most of the low power wireless protocols.