I have a Alexa Sonos system at my primary house. I purchased a Alexa beam for my secondary house. At the second house, the Sonos will only work if I manually select music from my phone on the Sonos app. If I ask Alexa to say " Play Pandora Rock Station" Alexa says, " You must activate this on your phone". It is activated on my phone, as I have used my Alexa Sonos system at my primary house. I spent an hour on the phone with Amazon and got nowhere. The said to ask Sonos. The problem seems to be with Alexa interfacing with Sonos at two different locationsl.