· Works with Alexa for voice control (Alexa device sold separately)· 100 percent wire free: Free of power cords and wiring hassles· 1080p HD: High quality video with sharper and brighter details· Activity zones: Highlight areas in your camera's view where you want to receive motion alerts (Available when plugged in and used indoors)· Optional 24/7 continuous video recording: Upgrade to keep nonstop recordings in the cloud (Available when plugged in and used indoors)· 3 second look back: Capture activity 3 seconds before a triggered event (Available when plugged in and used indoors)· Works with Amazon Alexa/Echo Show/Fire TV/Google Assistant: View your live video with a simple voice command. Works with IFTTT, Samsung SmartThings, and more. Wireless range: 300 plus feet line of sight· Arlo Smart adds powerful intelligence to your Arlo cameras. Customize alerts to detect people, specific zones, and contact emergency responders right from your smartphone’s lock screen (optional service, includes 1 month trial)