HDMI Ethernet Channel:Â Adds high-speed networking to an HDMI link, allowing users to take full advantage of their IP-enabled devices without a separate ethernet cable.
Audio Return Channel:Â Allows an HDMI-connected TV with a built-in tuner to send audio data "upstream" to a surround audio system, eliminating the need for a separate audio cable.
3D:Â Defines input/output protocols for major 3D video formats, paving the way for true 3D gaming and 3D home theater applications.
4K*2K Resolution Support:Â Enables HDMI devices to support extremely high HD resolutions, effectively for times the resolution of a 1080P device. Support for 4K*2K allows the HDMI interface to transmit digital content at the same resolution as the state-of-the-art Digital Cinema systems used in many movies theater.
Additional Color Spaces:Â Adds support for additional color models used in digital photography and computer graphics.Â