Many of today’s surveillance equipments use DVR as their recording device of choice. DVR is acronym for Digital Video Recorder. It record video onto hard discs by digitizing them.
DVRs are very versatile as they can stand alone, be connected to a PC, a TV, cable, or even a satellite system. DVRs come in many sizes ranging from small to industrial size. The latter is generally used for recording large amounts of data.
DVR security systems make use of digital video camera to capture videos. This is because digital video cameras save its files in digital format which are likely to maintain its integrity unlike the ones saved in analog format. The video quality of the feed will depend mostly on the quality of the video camera.
There are some DVR systems that are able to store more than 30 days worth of video footage. These systems are mostly aimed for businesses or for people who travel a lot. This is because there are DVR systems that allow you to watch the video footage via the internet.
The components necessary for DVR surveillance systems are relatively small. Because of this, they can be customized to fit the security requirements of a home, office, or business.
The installation of retail DVR surveillance equipment is quite easy. All it needs is the installation of the surveillance cameras at strategic locations, connection of wirings from camera to DVR, and it is done.
There are DVR systems that are capable of storing as much as 6 terabytes of data. Some equipments even features two-way voice communication, real-time video streaming, remote video monitoring, and automatic archiving.
There are many places all over the world that are installing their very own DVR surveillance system. Thanks to their ease of installation, home owners and business owners are taking advantage of them due to the added layer of security they bring.
The trend in having a DVR surveillance system is leading to the question regarding their legality. However, if you are not videotaping places that require privacy such as bathrooms and changing rooms, then it is okay to use them.