Be protected and see every detail in HD with Swann's SWDVK4435004US state of the art surveillance system with 720p video resolution. Just set and forget by recording from 4 channels for 80 days using motion detection onto a massive 500GB hard drive. Seeing is believing with 4 x 720p HD cameras to view more detail including wider image, realistic colors and more. Save time and have peace of mind by easily locating incident video, then transfer to external storage via USB or network. The SWDVK443504US allows you to view live or playback multiple video streams in high definition on your HDTV, LCD screen or monitor via HDMI connection or VGA port. Easily connect in minutes using SwannLink Peer-to-Peer easy network connection software. Surveillance in the palm of your hand with live viewing on 3G/4G-enabled Smartphone and tablets including, iPhone, iPad, Android devices and more using the free SwannView Plus app.