The Comprehensive HDHD01A HDMI to HDMI plus Audio Converter breaks out the analog stereo audio output from the HDMI signal transmission. The analog stereo audio signal can be easily connected to earphones or audio power amplifier. This product extracts the audio from the HDMI digital signal, and converts it to analog. It then passes through the HDMI digital video and audio signal should you want to also get the audio in digital format. Unit is covered by our 2 year warranty.