[IC]：SX1278 [Frequency]：410~441MHz [Power]：20dBm [Distance]：5

0km [Size]：16 * 26mm [Introduction]：E32-433T20S-V8

0 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