Tripp Lites N784-001-SC 10/100 media converter, is an economical way to extend the distance (up to 2Km) of network nodes by converting Cat5/6 UTP cables to fiber optic. The media converter features automatic MDI/MDI-X configuration and the UTP port senses the network speed automatically as well. Dip switches allow half or full duplex operation on the fiber port. Power supplied by either AC-DC adapter or USB connection (switch selectable). Tripp Lite one year limited warranty.