Modem & DTU sale.The serial server series was independently developed by CDEBYTE, including Multi-port servers and WIFI serial servers. integrates the TCP/IP protocol stack, which can realize two-way transparent transmission of data from the serial port to the Ethernet port, Modbus protocol conversion, serial port device cloud, and other functions. The industrial design ensures the stability of the equipment in the harsh working environment, and the rich indicator light effects are used to feedback on the different working states of the equipment.