Blink Outdoor 4 (4th Gen) ? Wire-free smart security camera, two-year battery life, two-way audio, HD live view, enhanced motion detection, Works with Alexa ? 3 camera system Brand New; Factory Sealed Outdoor 4 is our fourth generation wire-free smart security camera that helps you protect your home inside and out right from your smartphone. See and speak from the Blink app ? Experience 1080p HD live view, infrared night vision, and crisp two-way audio. Two-year battery life ? Set up yourself in minutes and get up to two years of power with the included AA lithium batteries. Enhanced motion detection ? Be alerted to motion faster from your smartphone with dual-zone, enhanced motion detection. Person detection ? Get alerts when a person is detected with embedded computer vision (CV) as part of an optional Blink Subscription Plan (sold separately). Save and share clips ? Choose to store events in the cloud with a free 30-day trial of the Blink Subscription Plan or locally with the Sync Module 2 (included) plus a USB drive (sold separately). Works with Alexa ? Connect to an Alexa-enabled device to engage live view, arm and disarm your system, and more using your voice. Includes three Outdoor 4 cameras, one Sync Module 2, six AA lithium metal batteries, three mounting kits, one USB cable, and one power adapter. Be there from anywhere Help protect what matters most - better than ever - with Blink?s fourth generation of wire-free Outdoor smart security cameras. Outdoor 4 is innovative yet easy to use with up to two years of powerful battery life. Affordable peace of mind starts here. Outdoor 4 puts home in your hands Stay close to home from anywhere. See what?s happening with HD live view and infrared night vision. Speak to people and pets with crisp two-way audio ? it?s like being home even when you?re not. Control all your Blink devices in the Blink app with ease. *Available with Blink Subscription Plan (sold separately) Powerful battery life Go where wires can't to help protect your home. With Blink's proprietary chip technology, Outdoor 4 runs on two AA batteries that last up to two years with regular use. Be alerted in real-time Catch events quickly with dual-zone motion detection alerts. Create customized activity zones so you only see the movement you care about. See who?s there Receive an alert when a person is detected with embedded computer vision (CV) as part of an optional Blink Subscription Plan (sold separately). Know the difference between people versus an object or animal for added peace of mind. CV is processed securely on your device. Set up with ease Install in minutes inside or out! No messy wires or searching for outlets. No professional installation required. Outdoor 4?s wire-free design means you can place, stand, or mount your cameras anywhere in minutes. Works with Alexa Go hands-free with a compatible Alexa device! Stream live video, arm and disarm your camera, set helpful Alexa Routines, and more. ?Alexa, show my cameras.? Record, save, and share your clips Experience the convenience and added benefits of the Blink Subscription Plan with your included 30-day free trial. Then, choose to subscribe for just $3 per month per device or $10 per month for unlimited Blink devices on an account. Learn more about the Blink Subscription Plan. Local Storage: Sync Module 2 Save your clips locally with the Sync Module 2 via a USB flash drive (sold separately). Learn more about local storage via Sync Module 2. Getting started is easy Step 1 Sign in to or create an account in the Blink app. Step 2 Plug in the Sync Module and connect to wifi. Step 3 Insert the included batteries, add your camera(s) to the app, and follow the instructions. (description exceeds maximum possible length)