The TurboHD DVR series offers high HD-TVI resolution over existing coaxial and twisted pair (CAT5) cables. With Hikvision’s proprietary H.264+ video compression technology, enjoy up to 50 percent smaller video streams and storage requirements.<br><br>Supports extended cable distances of 2625ft (800m) at 1080p over RG-6 cable.<br><br>VCA (Video Content Analysis) features include line cross, intrusion and motion detection.<br><br>Smart search makes it quick and easy to find the action you are looking for, without having to sort through irrelevant video scenes.