The ALOGIC Premium HDMI (M) to DVID (F) Male to FemaleAdapteris used to convert a HDMI signal to DVI signal. The adapter is bi directional and also works to convert a DVID signal to a HDMI signal.The ALOGIC premium adapter is built with with highest quality material for best in classperformance. Meets and exceeds ALOGIC's Life Time Warranty quality assurance standards.