2M 6.5FT Premium High Speed HDMI Spiral Coiled Cable V1.4 1080p 3D Support Black 1080p Resolution - The High Speed HDMI Cable has sufficient bandwidth to transfer 1080p video signals between 1080p rated source and sink (display) devices Audio Return Channel - Normally, your HDMI cable carries audio information along with the video from a source device (e.g. blu-ray player) to the sink device (display/television) Often times this goes through an AV receiver to drive a home theater audio system The Audio Return Channel is primarily used to send the audio signal generated by the television when its internal tuner is used, back to the AV receiver you can use your home theater audio system when watching television signals.