You Can Finally Listen to YouTube Music on Wear OS, No Phone Required - Gizmodo
You’ll no longer need to carry your phone in your back pocket to access your YouTube Music playlists or pre-download the music you want to listen to out on the trail.
If you’re a YouTube Music Premium subscriber, you’ll have access to all of the service’s streaming library, plus premade playlists.YouTube Music will also start aggregating new playlists based on your history as you keep listening.
If you’re already on a Wear OS smartwatch, you’ll have access to the new YouTube Music tile.