Profile: Chengdu Ebyte Electronic Technology Co., Ltd. specializes in the production and sales, of industrial chain, focusing on internet of things communication applications. Our products cover wifi, bluetooth, CAN bus modules, data transmission radio stations, industrial routers/gateways, remote I/O modules, and industrial signal transmission. E220P-400T22S is a new generation of LoRa wireless serial port module (UART), based on Semtech's original LLCC68 chip design. It has a variety of transmission methods, The module has built-in PA+LNA, and the communication distance can reach 7km under ideal conditions.