Keep watchThe Swann Enforcer SWNVK-889904-EU 8-Channel 4K Ultra HD NVR Security System lets monitor your property day and night. The included NVR can hold up to 2 TB of footage which can be uploaded to your Dropbox account and you can add up to 4 additional cameras.This system includes four 4K Ultra HD cameras with colour night vision, so you'll get a crystal-clear look at important details like license plates and faces - even at night. The cameras are also weatherproof, so no matter the conditions your CCTV system will always be working to keep your home safe.Precise detectionTrueDetect motion sensors precisely pick out alert-worthy objects like cars and people - so there is no wasted space taken up with unnecessary recordings. Heat mapping lets you see where the activity is happening on-screen, allowing you to identify high and low activity zones.Deter potential intruders with bright warning lights and a siren. For added peace of mind, it has 2-way talk and can record audio to help i