HDMI Supports EDID and DDC2B, so equipment used with HDMI has the Plug-and-Play property, whereas an automatic negotiation between the source and the displayer selects the optimal choice of AV formats.

The functions of AV link enable one to control all basic functions of AV devices with only one remote control. After the preliminary setting of all devices (DVD sets, AC Centers, Projectors, etc), the commonly used controls can be carried out by any one of the remote controls of the devices.
According to In-Stat/MDR’s Plan, Products of the consumer market, such as digital TVs. Set-top boxes, and DVD players, will adopt HDMI technology in 2-4Years.HDMI adds support for multimedia. The major change is on the incorporation of functions of audio outputs.