LOS ANGELES--(BUSINESS WIRE)--The Blu-ray Disc Association (BDA) today announced completion of the Ultra HD Blu-ray™ specification and released the new logo that will delineate Ultra HD Blu-ray ...

The Blu-ray disc, the high-definition successor to the DVD, was one of the few products that did well in the just-ended holiday season, with sales tripling from the previous year.

As such, a 4K Blu-Ray will offer sharper and clearer content. As you might expect, additional hardware requirements are needed to play 4K Blu-ray discs.