1. Ensure all your Google speakers are connected to the same Wi-Fi network and set up in the same Home in the Google Home app.
2. Open the Google Home app on your device.
3. Touch Settings.
4. Touch + Add.
5. Touch Speaker group.
6. Touch each device that you want to add to the group.
7. Touch Next.
9. Using the on-screen keyboard, enter a name for the speaker group (E.g., Home speakers), then press Return.
10. Touch SAVE.
11. Touch Devices.
12. The speaker group has been created.
13. To play music through the speaker group, say “Hey Google, play relaxing music on Home speakers.”.
NOTE: Ensure to use the name you created for your speaker group. Each device's touch controls adjusts it's own volume, not the speaker groups volume.
14. To pause the music, say "Hey Google, pause.".
15. To resume the music, say "Hey Google, resume.".
16. To play the next song, say "Hey Google, play next song.".
17. To stop the music, say "Hey Google, stop.".