These 4K Ultra HD Blu-ray discs will help you stress-test your home theater setup, from visual effects to acoustic performance. When it comes to setting up your home theater, a 4K Blu-ray player and a ...

Fast becoming the mainstays of gamers and creative pros, 4K monitors are falling in price. But they're getting more complicated to buy. Here's how to shop for an ultra-high-definition (UHD) display, ...

Redbox is testing 4K Ultra HD rentals in 2,500 kiosks in Los Angeles, Seattle, Austin, Detroit, Miami and New York City. Redbox is putting 4K discs in a couple thousand kiosks to test if there’s a ...