@CNN: Nest branches out with a home alarm system and a face-detecting doorbell https://t.co/pwMevE4Y67 https://t.co/V3E812i3zp

September 21, 2017 / The Arbiter / CNN

@CNN: Nest branches out with a home alarm system and a face-detecting doorbell https://t.co/pwMevE4Y67 https://t.co/V3E812i3zp

Nest branches out with a home alarm system and a face-detecting doorbell https://t.co/pwMevE4Y67 http://pic.twitter.com/V3E812i3zp

— CNN (@CNN) September 21, 2017

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