HDTVs, especially those that are 40-inches or larger, have at least a 1080p display (or pixel) resolution. However, a growing number are now 4K Ultra HD TVs. If you input a signal into a 1080p TV ...

Artsea’s 4K 1080P Smart Mini Projector is now on sale for the superbly low price of $59 at Walmart, which is over $300 off ...

The best webcam makes you look your best — for less. Most laptops ship with a 720p webcam, so a 1080p webcam or even a 4K webcam can make you stand out by comparison. I haven’t tested every ...

4K Ultra HD video doubles the vertical resolution from 1080P to 2160P vertical lines of resolution. The UHG1182 is also available with ONVIF compliance. Some of its other features include digital PTZ, ...