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Considerable lag on a Sonos Beam when going from PCM to Dolby Digital on a 2017 Samsung TV and an Apple TV as the source. I tried both HDMI and optical adaptor.
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Sonos Arc review: a Dolby Atmos soundbar that becomes a wireless home theater system - Son-Vidéo.com: blog
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Sonos Beam 5.1 Home Theater Bundle (Black) Includes Sonos Beam (Gen 2), Sub (Gen 3), and two Era 100s at Crutchfield
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Sonos Beam Gen 2 Review - The Ultimate Compact Soundbar - User Experience & Sound Quality | TechPowerUp
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