The Roku Ultra 4800 is a streaming media player that supports Dolby Vision and Dolby Surround sound formats. It has a quad-core processor and runs on Roku OS. The device has a black color and was manufactured in 2020. It has HDMI and USB ports for connectivity and supports a maximum resolution of 1080p (FHD). The Roku Ultra 4800 also features 4K and HDR, and comes with an enhanced voice remote.