The HDMIDVIMM20 20ft HDMI to DVI-D cable enables you to connect a DVI-D video card (or other DVI-D output device) to a display that incorporates HDMI technology; the cable supports bi-directional operation that also allows the reverse configuration, delivering digital video from an HDMI-enabled output to a DVI-D capable display. A valuable addition to any digital signage, multimedia or home theater application, this high performance cable is designed to provide the best quality picture available through either HDMI technology or DVI digital connections. This durably constructed HDMI-DVI-D cable is backed by StarTech.com's Lifetime Warranty.