RTcom USA’s RDSEA Series products are unique fiber optic transmitters and receivers ensure high-definition, noise-free extension up to 1,000 meters. The extension system consists of one transmitter, ...

The device is a basic external graphics card that transforms a USB 3.0 port into an HDMI or DVI output, enabling you to add a second monitor, or even an HD TV, to expand the desktop of your PC or ...

With a suggested retail value of $649 (US), the package includes six-foot DVI and audio RCA cables in addition to two external power supplies (one on each end) and the sender/receiver units. Gefen’s ...

DVI and HDMI <1.3 can give you 4 Gbps, partitioned into 3.96 Gbps video and 0.04 Gbps audio. Hacking the audio stream into DVI is possible, though not well supported.

I think that plugging the spdif into the videocard only works if the videocard has a HDMI out. The DVI cable, and connector, doesn't have the pins to carry the audio signal. EDIT A GTX260 card ...