Thanks for posting.
A few questions: are we talking about 2 Nest speakers? Could you tell us what speakers you have? If these are Nest speakers, you need to set them up first to Wi-Fi before you can use them. Once the setup is done and both speakers are working great, you can now create a speaker group in which you can play music at the same time, like you wanted. Below are the steps in creating a speaker group:
Hope this helps.
I wanted to follow up and see if you still need help. Please let me know if you are still having any concerns or questions from here, as I would be happy to take a closer look and assist you further.
We haven't heard from you in a while so we'll be locking this thread if there is no update within 24 hours. If you need assistance or want to discuss topics, feel free to start a new thread.