Feature Chip Solution TI, work temp at -40~85C Power Supply DC/Terminal type 9V~24V Serial Port Supports RS232/RS485/RS422 Work Mode TCP Client/TCP Server/UDP client/ UDP server/HTTPD client Basic Function Modbus RTU/DHCP/DNS/Webpage Baud rate 600~ 230.4K bps Certification CE/FCC/RoHS/WEEE