As the surveillance system gets older and much more outdated; you may want to add performance and equip it in order to last you a while longer. There are many different surveillance accessories you will get to help enhance and get some new CCTV security system without having to purchase brand new equipment. Want to be in a position to monitor audio at your company, but you security camera doesn’t need an audio feature? Having a small external microphone you will soon and rather cheaply put in a microphone to your security digital camera and solve your problem.
Actually most DVR’s already have sound inputs that you can run your own microphone to; however when the DVR your using does not have audio, this can be solved through getting a small external music recorder to put next to your current DVR. Many of today’s Nvr and even some from the previous will have what is known as camera Dahua inputs. These inputs may be used with devices known as PIR motion sensors. A PIR motion sensor is simply a good infrared motion detector which will alert your DVR associated with motion and have it deliver some form of an alarm; whether it is to start recording, make noises, or to alert you through email.
These can be a excellent upgrade to a system that could already have all of its digicam inputs filled, but still offers alarm inputs available. They are an accessory that is used if you have video transmission problems. They may be used to help clear up movie signals and remove any kind of interference that might be present. Usually people won’t buy these till a problem appears, but if might been living with a fuzzy image in your system for quite some time; you might want to look into getting a ground cycle isolator to see if it helps clean up your picture.
Beyond an ordinary power strip surge guard, you may also want to look into surge protectors that help protect your own personal video lines. In fact cinching into the last accessory all of us talked about; many ground picture isolators come with built in spike suppression. This could lead to the dual preventative measure to assist prolong your surveillance techniques life.