A DVR is a

  DIGITAL  VIDEO RECORDER

It will capture the images from your camera's and log them on the hard drive for review at a later time. Tlhe DVR has just about replaced the VCR(VIDEO CASSETT RECORDER). The reason, you can store much more information on smaller and more reliable media.  Some DVR's will also have a DVD burner.  This allows you to move the logged video data off of the hard drive onto the portable and storeable DVD (DIGITAL VIDEO DISC)

     WHAT YOU NEED TO KNOW!

 The DVR is the most expensive component in a surveillance system. The selection of this device then is very important, and our assistance is there simply by clicking on the words

  SHOW ME DVR's!