Works with Alexa for voice control (Alexa device sold separately). 24/7 live video130º wide-angle view lets you look after your home in 1080p HD, day and night Alerts on your phoneGet an alert when Nest Cam detects activity. WeatherproofCamera, cable and adapter are all weatherproof IPCC-7210W HDPro – 4x Optical Zoom, HD 2.0 Mega Pixel, WIFI, Plug and Play, Outdoor Dome PTZ IP Camera, Nightvision, Audio, Blueiris Compatible Talk and listenSpeak up to get someone’s attention, or tell the mailman to leave the package at the door. At 720p, each camera requires 200 to 500 Kbps of upload bandwidth while streaming video.At 1080p, each camera requires 450 to 1200 Kbps of upload bandwidth while streaming video. Night VisionWith 8 infrared LEDs, Night Vision evenly illuminates the scene. Power : AC adapter input: 100-240 Volt AC, 50/60Hz, 0.2A. AC adapter output: 5 Volt DC, 1.4A. Camera input: 5 Volt DC, 1.0A To buy it now click the Link: https://amzn.to/2LuZiMk