Nest's $229 video doorbell is a useful addition to its ecosystem
 

Last September, Nest introduced several products to its connected home lineup: the Nest Secure home security system, the Nest Cam IQ Outdoor and the Nest Hello video doorbell. While both the Secure and the IQ outdoor cam have been out for a few month...

https://www.engadget.com/2018/03/15/...ello-hands-on/