The HDMI to DVI Audio Adapter is a unique device that inputs digital video and digital audio into DVI and a Toslink output to seemlessly integrate into the modern home theater. This adapter connects HDMI home theater devices or HDMI video to DVI compliant digital monitors. This adapter also takes digital audio and decodes it onto the digital audio signal for the full DVI video and audio effect. With the HDMI to DVI Audio Adapter home theater devices and computer systems can be easily connected any DVI display for the full digital video and audio experience. How it works Simply connect the supplied HDMI cable to the input side of the HDMI to DVI Audio Adapter. Then connect the Toslink digital audio cable to the audio output of the HDMI to DVI Audio Adapter. Then connect the DVI display or projector to the DVI output of the HDMI to DVI Audio Adapter. The adapter decodes the digital audio and the digital video signal to generate the DVI signal and audio output.