CCTV which stands for closed circuit television has been around for sometime now but from recent years with new technology they have become smarter and more affordable. With the advent of wireless technologies it has become easier to install a residential CCTV.  It used to be cumbersome before with all the need for physical wiring which made things more costly and also thee was limitation as to where the cameras can be installed in a residence.  More and more home owners are now using a CCTV system because they provide a complete security proving a peace of mind for them.