What is it?
4K refers to one of two high definition resolutions: 3840 x 2160 pixels or 4096 x 2160 pixels. 4K is four times the high definition resolution of 1080p (1920×1080 pixels) that is one of main current consumer high definition resolution standards. The other high definition resolutions currently is use are 720p and 1080i. 4K is now officially designated for consumer products as ULtra HD or Ultra High Definition, but is also referred to at times, such as in professional or commercial settings as 4K x 2K, Quad High Definition, or 2160p.
At CES 2012 it was all about 3D, but quicker than you can lose a pair of polarizing specs down the sofa whilst watching Cloudy With a Chance of Meatballs for the fifth time, manufacturers have side-stepped the third dimension in favour of 4K or Ultra High Definition as it will…
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