Exclusive ULTRA HD videos currently carries 50 videos from the 8K VIDEOS ULTRA HD YouTube channel. Most feature nature scenes, including animals and scenic locations around the world. Titles include "The World in Fast Motion", "The Beauty of Animals", "Balance of Nature", "The Most Beautiful Islands", and "1000 Beautiful Animals". The Roku channel store description also promises "many camera reviews, travel videos, tech, and more," but that refers to the YouTube channel; those aren't found on this Roku channel.
One of the videos available on this Roku channel is shown below.
-- Information is current as of July 25, 2023
CHANNEL STORE DESCRIPTION: 8K ULTRA HD videos, also photography, many camera reviews, travel videos, tech, and more. Get ready to see the fascinating world in the smallest possible details.
CHANNEL STORE CATEGORY: Travel
DEVELOPER: Adviddo EOOD