[IC]：SX1268

[Frequency]：410.125～493.125MHz

[Power]：30dBm

[Distance]：10km

[Size]：25*40.5mm

[Introduction]：E22-400T30S is a wireless serial port module (UART) based on SEMTECH's SX1268 RF chip. It has multiple transmission modes, LoRa spread spectrum technology, TTL level output,compatible with 3.3V and 5V IO port voltage.