Agony wallpapers for 4K, 1080p HD and 720p HD resolutions and are best suited for Desktops, android phones, tablets, ps4 wallpapers, wide-screen displays, laptops, iPad and iPhone/iPod Touch.

To put that in perspective, a Full HD 1080p image is only 1920 x 1080. 4K screens have about 8 million pixels, which is around four times what your current 1080p set can display.

A 4K resolution, also known as Ultra High Definition, delivers four times as many pixels as regular HD, making images sharper and more detailed.

This year, all companies seem to have transitioned to showing “Ultra HD” displays instead of “4K” ones. Where did 4K go? Why are we back to describing displays in terms of HD?

This article is designed to explain 4K Ultra HD which is used by the latest Smart TVs and monitors. In today’s rapidly advancing technological world, the quest for clearer, sharper, and more ...

Enjoy 4K, Ultra HD detail on the biggest of screens with some of the best projectors we've ever tested.

In some cases, 4K Ultra HD is known as 2160p resolution, a naming convention that derives from HDTV and SDTV formats, and uses the number of pixels along the vertical axis, not the horizontal axis.

Swann's six-camera smart home security system impresses with sleek lines, a sturdy build, and a swath of advanced features, including 4K UHD video, color night vision, integrated heat and motion ...

Video Aliens hits Ultra HD Blu-ray with a native 4K, HEVC / H.265, Dolby Vision/HDR10 presentation with a 1.85:1 aspect ratio. The new 4K transfer of the film offers a crisper image, with improved ...

Want the highest quality Netflix and Amazon to feed your brand-new 4K HDR TV? Don't want to ditch your old AV receiver quite yet? Roku Ultra is the answer.

Ambarella, Inc. (NASDAQ: AMBA), a leading developer of low-power, HD and Ultra HD video processing semiconductors, today introduced the H22 System-on-Chip (SoC) targeting a new generation of 4K drones ...