Auto-/MDIX, RJ45 port with 10/100Mbps. Work mode: TCP Server, TCP Client, UDP Client, UDP Server, HTTPD Client Baud rate of serial port can be configured from 600 to 230.4 Kbps, supports check bit of none, odd, even, mark and space Heartbeat package mechanism to connection is reliable, put an end to dead link. User-defined registration package mechanism, check connection status and use as custom packet header Supports RS232/RS485/RS422 port ( Can't be used at one time) Under TCP Server Mode, the connection number with client can be randomly set from 1 to 16, default number is 4. IP has been connected can be shown according to connectiong with calculating send / recceive dat. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Voltage: AC220V When connection number reaches a maximun, the new connection is kicked off the old one can be configured by user Parameters can be configured by built-in webpage, AT , serial port procotol and network procotol. Setting procotol is avaliable to integrate into user's software. Supports TCP client short connection function, user-defined the disconnected time. Device restart if no data transmission or timeout. User-defined the restart time. If data buffer needs to clear configuration before TCP connection establishment Supports DHCP, automatically obtain an IP address and query IP address via serial setting protocol. The global unique address, user-defined address DNS function DNS server addres can be defined Firmware can be upgraded by network Provide Virtual com software Restore factory setting through software or hardware Running across the gateway, switches or routers. Can work in LAN, also can work in the Internet material: plastic Color as shown Package Contents: 1 x Ethernet RS232 Converters 1 adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.