Resolution has moved up to 7680 by 4320, along with frame refresh rates of up to 120Hz,it’s sixteen times resolution of existing HDTV.This new standard has been approved by the International Telecommunication Union.
If you look at this picture you will find how the image will be at different resolutions.:-
More over NHK is advocating a 22.2 multichannel audio format:-
Details here:-
