what is 4k tv for?
The 4K TV is an emerging technology that has a resolution of 3,840 x 2,160 pixels, 8 million pixels in total, and that is four times the number of Full HD (1,920 x 1,080). ... 4K is the ultimate choice for crystal-clear clarity. Especially effective on very large screens, 4K TV is also known as Ultra HD or UHD.