[IC]：SX1278

[Frequency]：410~441MHz

[Power]：20dBm

[Distance]：5km

[Size]：16 * 26mm

[Introduction]：E32-433T20S is a wireless serial port module (UART) based on SEMTECH's SX1278 RF chip. It has multiple transmission modes, working in the 410MHz~441MHz, (default 433MHz), LoRa spread spectrum technology.