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E90-DTU (900SL33) is a wireless data transmission radio using military-grade LoRa modulation technology. It has multiple transmission methods. The default working frequency band is 868.125MHz, and it supports 8-28V voltage...
E22-400T33D-V2.1 is a new generation of LoRa module. It is a wireless serial port module (UART) based on radio frequency chip. It has various transmission methods. Level output, supports 3.3V-5.5V...