Sony STR-AZ7000ES Premium ES 13.2 Channel 8K A/V Receiver bookshelf-speakers With up to 10 hours

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

painstakingly positioned drivers

the tonearm auto-lifts 10 seconds prior to the groove end and returns to its seated position

becoming the first company to actually use the term “HiFi

Sony STR-AZ7000ES Premium ES 13.2 Channel 8K A/V Receiver bookshelf-speakers With up to 10 hoursThe 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