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Roost RSA-400 Smart Smoke Alarm

Roost RSA-400 Smart Smoke Alarm
alaAverage 3

2 reviews

Jul, 2022

alaTest has collected and analyzed 2 reviews of Roost RSA-400 Smart Smoke Alarm. The average rating for this product is 3.0/5, compared to an average rating of 4.6/5 for other products in the same category for all reviews.

Review analysis

(Based on 2 reviews)

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Expert review by : Jenny McGrath (

Roost Smart Smoke Alarm Review


Roost calls the RSA-400 a smart smoke alarm, but it's really just a 4-in-1 alarm where the battery contains all the smarts.

Nov, 2016

Expert review by : Michael Brown (

Roost Smart Smoke Alarm RSA-400 review: It’s all about that battery


We gave the Roost Smart Battery high marks when it came to market late last year. Equipped with a removable Wi-Fi module and a tiny microphone, the battery will send an alert to you and as many “watchers” as you care to designate the instant your smoke...

Oct, 2016

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