Astak's DVR security system is extremely easy to setup and easy to use. Using only the highest quality components, Astak's DVR system includes a 250GB hard disk for video recording and a CDR-W for video backup. It also features multi-speed recording options on either a normal or alarm recording mode, up to 30 frams per second. It allows users to manually record or schedule recordings from up to 4 cameras. PLUS, four (4) Astak CM-818W Night Vision Weatherproof cameras are included! Four 100 foot-long cables are also included for your convenience.