Blu-ray Players: Not only do LG Blu-ray players give you the option to watch your old DVDs and Blu-ray discs, including 3D and 4K Blu-ray discs, but with features like built-in Wi-Fi and access to streaming content, Dolby Vision for optimized color and brightness, and even USB ports so you can easily connect a digital storage device and play your digital movies, music and more, theyre a home video staple.