https://www.engadget.com/2005-10-06-gefen-dvi-audio-extender-kit.html
Gefen DVI/Audio Extender kit
Oct 6, 2005 - For people with large houses or ones in which impediments block wireless signals, there are few options concerning where you can place your A/V gear. Gefen has...
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https://www.exxactcorp.com/Gefen-EXT-DVI-444DL-E772268
Gefen EXT-DVI-444DL DVI Matrix Switch | Exxact
Gefen EXT-DVI-444DL DVI Matrix Switch
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https://www.newegg.com/gefen-ext-dvi-edidn-video-capture-editing/p/N82E16815804013?Item=9SIA25VKH29073
Gefen EXT-DVI-EDIDN Video Capturing Device - Newegg.com
Buy Gefen EXT-DVI-EDIDN Video Capturing Device with fast shipping and top-rated customer service. Once you know, you Newegg!
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https://www.officedepot.com/a/products/122579/Gefen-12-Dual-Link-DVI-Distribution/
Gefen 12 Dual Link DVI Distribution Amplifier Distribution amplifier - Office Depot
The improved Dual Link 12 DVI Distribution Amplifier splits video from a dual link DVI source such as a computer to two DVI dual link outputs such as monitors...
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