For simplicity's sake we'll refer to the technology as 4K here, but you will find it called Ultra HD just as often - it essentially refers to the quality of the video picture you're seeing ...

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 ...

Discover the NEXPOW A17 Dash Cam, now available with a savings of $130. This device offers Ultra HD 4K and FHD 1080P d ...

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, ...