Defender Sync 19 Inch LCD All-In-One Security System with 4 Hi-Res Indoor/Outdoor Surveillance Cameras (Black) Space-Saving Design Includes A Built-In Dvr, 9-Inch Lcd Monitor & 4 High-Resolution Indoor/Outdoor Cameras H.254 Video Compression Allows Recording Of More Than A Month Of Footage 500 Gb Hard Drive Stores Over A Month Of Real-Time Footage Advanced Motion-Activated Recording With Multiple Automatic Or Continuous Recording Combinations & Schedules Compatible For Online, Iphone Or Blackberry Smartphone Viewing View your footage from anywhere in the world Online or on a iPhone or BlackBerry Smartphone This all-in-one system has the DVR built into a stylish 19 LCD monitor, allowing you to save space The included 500GB Hard Drive allows you to record over a month of real-time footage This system supports up to eight cameras so as your monitoring needs grow so can your security system Let the helpful iCoaching menu teach you the different features available with this system