HDMI is a digital video interface that includes digital audio channels for stereo and surround sound. which greatly simplifies the hook-up of your HDTV and home theatre components.
The High Speed HDMI cable with Ethernet is designed and tested to handle video resolutions of 1080p and beyond, including advanced display technologies such as 4K, 3D, and Deep Colour. If you are using any of these technologies, or if you are connecting your 1080p display to a 1080p content source, such as a Blu-ray Disc player, this is the recommended cable. It also has an additional dedicated data channel known as the HDMI Ethernet Channel for device networking.
HDMI Ethernet Channel technology consolidates video, audio, and data streams into a single HDMI cable, combining the unmatched signal quality and convenience of HDMI connectivity with the power and flexibility of home entertainment networking. It incorporates a dedicated data channel into the HDMI link, enabling high-speed, bi-directional networking at up to 100 Mb/sec.