The AT-DVIDF40SR is a DVI Dual Link Extender System that
supports the distribution of uncompressed hi-res video up to
2560x1600 to 1000ft via 2 SC Multi-Mode Fiber Cables. The
transmitter and receiver modules include EDID and DDC
channels pass-through, which you need for many video cards to
display highest resolutions such as 2560x1600. It requires
Plug n Play.