Not all Blu-ray players are built equal, and Oppo's have always been the crème de la crème. They're expensive, but promise the best possible image quality, as well as the best in analog audio output. The difference, especially if you've got a great TV, is noticeable. If you've invested in a 4K TV but been waiting to pick the right Ultra HD Blu-ray player, this is what you've been waiting for.