NEW HDMI HIGH SPEED WITH ETHERNET VERSION, OFFERING ADDITIONAL FEATURES LIKE ? HDMI ETHERNET CHANNEL - 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 - 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 - DEFINES INPUT/OUTPUT PROTOCOLS FOR MAJOR 3D VIDEO FORMATS