Features bright spotlights, two-way audio and sirens to intimidate intruders and prevent crime. Cameras plug into power with wireless video signal transmission. NVR connects to internet router, with SwannNet technology which allows user to select whether each camera connects to NVR or home Wi-Fi. 1080p full HD video with digital zoom, powerful infrared night vision up to 30m and Night2Day technology, which provides colour video at night up to 10m. TrueDetect heat and motion detection senses people and cars for reliable monitoring and fewer false alarms. Swann security app provides push notifications and can be used to watch live or playback video on a smart device, with local recording and the option to backup video to a Dropbox account. Works with - Amazon Alexa - Google Home - iOS App - Android App Up to 1080p Camera Resolution Supports up to 4 Cameras Push & Email Notifications on Alarm Activation Real-Time Viewing & Video Record Motion Detection & Schedule 30m Night Vision Rang...