TMBs-Ultimate-Beats.zip is a release file of the Minecraft resource pack TheMinerBoss's Ultimate Beats, made for Minecraft 1.12.2. It was published on January 22, 2021 and is 50.8 MB in size. For the full description, screenshots and every other version, visit the TheMinerBoss's Ultimate Beats resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.