The module you are referencing is the LoRa module with the part number RFM95W-915S2. This is a LoRa transceiver module manufactured by HopeRF. The RFM95W operates on the 915 MHz frequency band and is commonly used for long-range, low-power wireless communication in IoT applications.

If you need more specific details about this module or have other questions about your project, feel free to ask!