Lifetime warranty and FREE LIFETIME tech support， Compatible with computers and HDTV video sources (satellite receivers， DVD players， etc.) with DVI outputs， Support for high-resolution images， Lifetime warranty and FREE LIFETIME tech support， Connect two DVI-D monitors/displays simultaneously to a single DVI-D video source， Easy to use and install， Backed by StarTech.com lifetime warranty， Compatible with computers and HDTV video sources (satellite receivers， DVD players， etc) with DVI outputs， Support for high-resolution images