What Is the Difference Between the DVR and the NVR of a
We all know what CCTVs are. They are the cameras which are set up in
various places to monitor activity going on in the area. However, CCTVs
are one part of a larger system that is visible to people on the outside.
Digital Video Recorder (DVR):
They are used with analog cameras. This is the major area of cost
saving in this system. DVR systems stream the signal to the recorder
where the images are processed.
DVR systems are priced lower than NVR systems due to being an
older technology. Also, the type of cameras you can use are lesser
compared to NVR.
They use a coaxial BNC cable that is an older technology again and
does not provide power to the camera simultaneously. Hence, 2
wires are required to run the system.
Plus, the cables are thick and not- flexible which creates other
challenges as well.
At longer ranges, the signal of the coaxial cable starts to reduce
which affect the image quality.
Network Video Recorder (NVR):
It uses digital IP cameras which have much better resolution and
– The image/ video processing occurs in a chip which is present in
the camera itself.
So processing occurs before the data reaches the recorder.
It uses an Ethernet cable which is flexible, provides power to the
camera as well and is capable of transmitting higher quality signals
as well, which improves quality.
There is no need for a physical connection, and a common wireless
network is good enough to transmit images and video to the
The two types of recorders are quite different, and which one you choose
depends upon several factors. To help you decide, Techno Edge Systems
LLC can provide CCTV DVR and NVR installation in Dubai at the best
At Techno Edge Systems LLC, we perform CCTV DVR and NVR
installation Dubai for our customers and feel it is our job to educate you
regarding the various types of recorders available with us. Read further to