Sony High Performance Dolby Atmos 4-Speaker Home Theater HTA9 LCD Protectors the dual stepping motors are

the dual stepping motors are operating in near silence to preserve your audio integrity

Specifically changes the focal length of the lens

7 aperture blades consists a circular aperture diaphragm and produces an attractive smoothness in out-of-focus areas even shooting at large aperture

SOUND:High-Resolution Audio (LPCM

Lens Weight: 15

Sony High Performance Dolby Atmos 4-Speaker Home Theater HTA9 LCD Protectors the dual stepping motors areA new frontier of surround sound Immerse yourself in a multi dimensional audio experience with the HT A9 Home Theater System. Unique 360 Spatial Sound Mapping technology calibrates sound to your room for an environment that seems to expand beyond the walls. Product Highlights: 360 Spatial Sound Mapping for a whole new surround experience with Dolby Atmos and DTS: X Flexible layout with wireless connectivity Hi Res Audio capable X Balanced speaker