E22-900T30S

The E22-900T30S is a brand-new generation of LoRa wireless module, a wireless serial port module (UART) based on the LoRa solution radio frequency chip. This LoRa module has multiple transmission methods and operates in the (850.125 ~ 930.125MHz) frequency band (default 868.125MHz), using LoRa spread spectrum technology. TTL level output, compatible with 3.3V and 5V IO port voltages.