This Digital Video Recorder & 4 Wired CCD 4 Channel Camera Security System plays more and more important role in our daily life because we need one assistant to keep an eye at our home, office or shop. Users can do their own security with this Digital Video Recorder & 4 Wired CCD 4 Channel Digital Video Recorder Camera Security System. This Digital Video Recorder & 4 Wired CCD 4 Channel Camera Security System is a cost-effective solution to replace commercial VCR tape recorder by this DVR item which also supports stable digitized video record and management of the recorded data. 4 Channel Digital Video Recorder, embedded Linux operating system, 4-Channel BNC input, 1-Channel composite BNC output, with 4pcs 1/4 inch Sharp CCD camera, 420TV lines horizontal resolution, 8mm of the lens, and 1 x AC/DC adapter, 12V-3.0A output, 4PCS 15m power / video all in one cable and Seagate 500GB hard drive. What’s more, the price is so competitive. So it’s time to choose it right now! It will make your life safer and easier.