This modules can be purchased on Xinabox CC.
This ☒CHIP features an SC18IS602B SPI/I2C converter IC for handling radio operations, the on-board RFM95W LoRaTM module provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
More information on the RFM96W can be found in the datasheet.
More information on the SC18IS602B can be found in the datasheet.