The Hope Microelectronics RFM95W-868S2R transceiver is a radio frequency (RF) module designed for long-range, low-power communication. It features a powerful modulation scheme compatible with FSK, GFSK, GMSK, LoRa, MSK, and OOK standards and operates at a frequency of 868MHz. This module is capable of sending and receiving messages in a variety of formats and data protocols, such as IEEE 802.15.4/ Zigbee, Low-Power Wireless Sensor Networks (WSNs), or Advanced Metering Infrastructure (AMI). The RFM95W-868S2R is also energy efficient, making it an ideal choice for battery-powered applications.