Beginners Guide to Security DVRs and How to Install Them

A Security Digital Video Recorder (Security DVR) system records high resolution digital images to a hard disk drive (HDD), the same type of hard drive used in PCs. However there is no operating system stored on the hard drive, it is simply a storage medium so if it should ever fail you simply replace it. Installing a hard drive is quite simple which is why we give you the option to save some money by buying it without the hard drive and you install your own. Most security DVRs use a Linux operating system that is stored on internal flash memory and are quite robust and reliable. Since the video images are stored digitally, the image quality will not degrade overtime, as would a VHS tape when recorded over multiple times. Read More