"
Does Sonos support that?"
Yes, as far as I know that's the only way to get Deezer in the USA is through the Sonos Device, (or maybe a similar device), but not as a stand alone service.
Yes, as far as I know that's the only way to get Deezer in the USA is through the Sonos Device, (or maybe a similar device), but not as a stand alone service.