Features2K video with 105-degree viewing angleCompatible with Amazon Alexa / Google Assistant / IFTTT2-way audio communicationBattery powered doorbell with AI Human DetectionStorage: MicroSD card up to 256 GBIntroducing the EZVIZ DB2 2K Smart Battery Video Doorbell with AI Human Detection & Chime - EZVIZ’s Video Doorbell has a great 2K Resolution camera and Weatherproof casing for Outdoor use. With a 5200mAh rechargeable battery in the DB2 means simple DIY installation, It’s 170-degree vertical viewing angle lets you see who’s there from head to toe and even talk to them when you are not home. Connect it to your smartphone via the EZVIZ app to keep your home safe. Answer the door from anywhere - The Doorbell initiates a video call via the EZVIZ App when someone rings your doorbell, so you’ll never miss a visitor. See and talk to your visitors from your smartphone anywhere, any time. The built-in microphone and speaker make it easy for you to hear what’s happening outside the door.Be Informed – With its AI algorithm onboard, the DB2 intelligently detects a person’s movement, ensuring that you only receive notifications when people move by. You can turn off this function if you need other motion alerts such as those triggered by animals or cars. Motion detection alerts will trigger a notification to be sent to your smartphone via the EZVIZ app which brings attention to the event occurring from wherever you are.Easy Installation – Because it is battery powered, there are no wires! Simply install where you want and connect to the EZVIZ app via app as you would any of our other cameras. Chime unit - The DB2 chime rings at up to 65 decibels within a three-meter radius and it comes equipped with 20 pleasant ringtones to choose from. You never miss a ring call at home even without your phone! Simply plug-in and connect via the app.Amazon Alexa & Google Home Compatible - Using the sound of your voice you can view live footage via your Amazon Alexa and Google HubSecure Your Home Day & Night – Infrared helps deliver crystal clear night vision, providing 24/7 security in your home or office.Two-way Talk - The internal microphone supports audio pickup within five meters and video recording with sound, meaning you can have a two-way conversation if needed via the EZVIZ app.Storage of footage - EZVIZ cameras can hold a MicroSD card (up to 256GB) for local storage upon each detection, or alternatively, you can sign up for our Cloud Storage system (subject to subscription costs)What’s in the box1x EZVIZ DB2 Battery Video Doorbell1x Doorbell Chime unit1x Bracket1x Screw and wire kit1x Quick Start Guide