Sony STR-AZ7000ES Premium ES 13.2 Channel 8K A/V Receiver bookshelf-speakers or other Sonos device

or other Sonos device

high-current power with ultra-low distortion and exceptional dynamic range

With up to 10 hours of battery life when fully charged you can set these speakers without worrying about an AC cable

Bi-Wiring keeps the large magnetic fields associated with bass energy out of the treble cable

Sony STR-AZ7000ES Premium ES 13.2 Channel 8K A/V Receiver bookshelf-speakers or other Sonos deviceThe chassis of the ES model has been fundamentally revised: the overall thickness has been increased for improved rigidity, and the structures of the transformer base and other weight bearing parts have also been redesigned to improve the instantaneous power and crispness of the sound, when compared to a conventional chassis. Designed with an offset screw position to both eliminate the resonance point and avoid frequency specific, vibration inducing