3D Blu-ray disc player features 4K upscaling to boost the already superb picture quality of your favorite Blu-ray movies to an entirely new level. A powerful processor not only analyzes and adjusts luminance and color, but also adds millions of extra pixels to boost clarity, detail and sharpness. External HDD playback through USB lets you directly access your content stored on external hard disk drives to view your favorite music, photos or video files in a variety of formats. Enjoy a world of online content with Internet apps (sold separately) to access a wide variety of sports, music, streaming services and more. Miracast uses Wi-Fi Direct technology to let you "mirror" your mobile device to your TV without a Wi-Fi access point. Or, stream high-resolution audio files over your wireless home network with sound quality that rivals the detail, range and clarity of original studio recordings, far surpassing that of a normal music CD.