A:AnswerYes. You can listen to your favorite music using the Nest Hub Max. You'll get different music based on the content partner (e.g. Apple Music, Spotify, etc) and your subscription. Check this link for more info: https://support.google.com/googlenest/answer/7030379
A:AnswerSo you can access any device in the house with the Google Home app for your phone. This is what actually lets you connect and control all the different Google Home compatible devices. Once they are added to you "home" then you can control any device from any location in your home.
A:AnswerUnfortunately, Polish isn't supported. Take a look at this link to see all supported languages and how to change the language of Google Assistant: https://support.google.com/googlenest/answer/7550584
A:AnswerYou can use your Nest Hub Max to make video calls with the help of Google Duo. There are 3 different ways to make a call with Nest Hub Max: Duo calling, Google supported calls, and Carrier calling. Please take note that Nest Hub will require a Wi-Fi connection to perform its functionalities. You can find more details on making calls with Nest Hub Max here: https://support.google.com/googlenest/answer/9849261