When it comes to TVs, 4K and Ultra HD (or UHD) are referring to the same resolution. Those TVs, along with Ultra HD Blu-ray, ...

A 4K TV, referring to the approximately 4,000 (4K) horizontal pixels and 2,000 (2K) vertical pixels of resolution. See 4K TV. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction ...

Now the question is: Is the higher cost of 2K or 4K cameras worth the improved quality? Let’s break down the key factors to help you make the best choice for your security. What is camera ...

Because a 4K TV has four times as many pixels on the screen as a 2K 1080p TV, it analyzes the incoming signal and "fills in the blanks" for non-4K content. Blu-ray players and A/V receivers may ...