Get crystal clear image in 4K (8MP) Ultra HD, that has 4 times more pixels than 1080p (2MP), allowing you to zoom into important details such as faces and license plates. This DVR features True Detect PIR motion sensors on each camera designed to reliably detect people, pets, cars and other heat generating objects. View live or playback video in high definition with outstanding clarity and enhanced digital zoom on your HDTV or LCD monitor via HDMI or VGA. Also you can login remotely via your Apple or Android compatible Smartphone or Tablet using the free SwannView Plus app. View 4 cameras in quad view, one at a time or add 4 more cameras (sold separately) for 8 channel monitoring. Set up the security system to save video footage to your personal Dropbox , Google Drive or Microsoft OneDrive account in the cloud. So even if your DVR gets stolen, you'll have peace of mind knowing your footage is securely stored off-site for you to access online at any time. This syst