[Chip Solution]：SX1268

[Frequency]：410~493MHz

[Transmitter power]：22dBm

[Communication diatance]：7km

[Size]：14*20mm

[Product weight]：1.5±0.1g

[Introduction]：The E22 series is the first wireless module in China to adopt Semtech's SX1262, SX1268 RF chip. This chip provides a variety of modulation methods, such as LoRaTM and traditional GFSK. Its special LoRaTM modulation method increases the communication distance.