The Elfin-EE1X unit is a complete solution for serial port device connecting to network. This powerful device supports a 10/100BASE-T Ethernet connection, a reliable and proven operating system stored in flash memory, an embedded web server, a full TCP/IP protocol stack,and standards-based (AES) encryption. Through Ethernet cable connect router with Elfin-EE1X serial server for data transfer, which makes the data transformation very simple. Colour:black Material:ABS Package Contents: 1 * serial port server 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.