USRIOT USR-TCP232-410S Terminal Power Supply RS232 RS485 to TCP/IP Converter Serial Ethernet Serial Device Server Serial Ethernet Converter :Serial Rs485&Rs232 To Ethernet Server, Used For Data Transparent Transmission. USR-TCP232-410S Is a Dual Serial Server, Which Supports Rs232 & Rs485 Working At The Same Time. It Is Based On Cortex-M4 Solution And The Internal Of The Serial Server Integrates TCP/IP Protocol Stack. USR-TCP232-410S Has The Function Of Terminal Power Supply.