The DVI DL Cat-6 extender from Gefen offers plug and play extension of dual link DVI signals over distances of up to 60 metres.
Uncompressed video of resolutions up to 2560x1600 is send over two standard cat-6 cables. Gefen recommends using Cat-6a cables for the best performance.
When sending single-link 1920x1200 signals, the device is fully HDCP pass-through compliant, making it useful in presentation and digital signage applications.