Inverter Master with the ThermoStatic technology

easy to clean and more durable

Dual Functional design enlarges the usable range

Intelligent defrosting

Sony 4 Speaker Home Theatre HT-A9 Dolby Atmos SYSTEM REF 121 Inverter Master with the ThermoStatic360 Spatial Sound that adapts to your environment Our revolutionary 360 Spatial Sound Mapping technology creates up to twelve phantom speakers from just four real speakers. Here's how. Watch our 360 Spatial Sound Mapping video Want to try our 360 Spatial Sound Mapping video on your favourite devices? Just slip on your headphones and immerse yourself. See what experts at Sony Pictures think of our new sound In this video, two sound professionals from