[IC]：SX1278

[Frequency]：410～493MHz

[Power]：20dBm

[Distance]：5km

[Size]：14 * 20 mm

[Introduction]：E32-400M20S is a self-developed, 433/470MHz LoRa TM SMD wireless module with the maximum transmission power of 1W which is based on the SX1278 produced by Semtech in the United States.