Requires 10V - 30V DC power. AC - DC Adaptor not included Ethernet: 10/100Mbps Serial Transmission speed up to 230 Kbps Auto-reconnect function to enhance the reliability of system and network-breaking alert IP access control Remotely updating firmware Auto-detecting configuration utility Easy-to-managing Virtual port mapping utility WindowsR 95/98/ME/NT/2000/XP/Vista/7 driver support The ADAM-4571L is a cost-effective Ethernet to RS-232 data gateway. It provides a quick way to connect any RS-232 device to Ethernet at a very low cost w/o losing important features that EDG series has, such as 230Kbps high-speed data exchange rate, IP address access control, auto-reconnection, easy-to-managing virtual COM port mapping, auto-detecting configuration and remote download over Ethernet. The protocol conversion is transparent and the configuration effort has been reduced to minimum.