WSSFM20 series is a kind of Sigfox Quad-mode Modules. It is integrated with Sigfox, WiFi, BLE, GPS and Accelerometer together for user application. The each connectivity engine acts as a standalone module and main host ARM@Cortex M4 controls each module through API integrated in user friendly single simple SDK.
You can find the github SDK here
The price is for sample size. Contact me for volume pricing.