Nest Hello - IP intercom station - wireless - Bluetooth, 802.11a/b/g/n/ac, 802.15.4 - 2.4 Ghz, 5 GHz

Nest Hello lets you know who's there, so you never miss a thing. It replaces your existing wired doorbell and delivers HD video and bright, crisp images, even at night. It's designed to show you everything at your doorstep - people head to toe or packages on the ground.
Nest Hello can tell the the difference between a person and a thing, then alert you. Even if a visitor doesn't ring the bell. With Nest Aware, it can also let you know if it spots a stranger or someone you know.

Nest Hello lets you know who's there, so you never miss a thing. It replaces your existing wired doorbell and delivers HD video and bright, crisp images, even at night. It's designed to show you everything at your doorstep - people head to toe or packages on the ground.