iTop Screen Recorder: First launched at the consumer electronics show in Las Vegas, USA, in 1999. The digital video recorder (DVR), also referred to as a personal video recorder (PVR), is an application software. Or a consumer electronics gadget that records digital format video to a disk drive. SD memory card, USB flash drive, or any networked mass storage device. The fast-growing market for the DVR has grown exponentially from a 1.2% representation in American homes in 2006, to a phenomenal 42% in the year 2011.

Digital video recorders form an essential part of video recording surveillance systems. Because these allow such gadgets to function even when there is no human involvement. Usually, these are known as a standalone DVR recorder. The improved versions of video codecs make them far more reliable, especially the ones that use the H264 standard, in comparison to the particular MPEG-4 or possibly M-JPEG requirements. Normally, the device used for storing video clips is a hard disk. However, many systems used improved and stronger products like SD cards. An exceptionally good feature of the latter is that it has sleek and stylish looks. Quite easy to hide when transferring pieces are not around.

With a digital video recorder, you can keep a record the pictures taken by the home security camera at any time and date. You can also connect it to a motion-sensing unit, so that it will. Record only when it senses some actual movement in the room and thus save valuable recording space. It also keeps your battery energized so that it has the adequate power to run the devices any time something is happening.

Embedded DVRs excel in performance, style and connectivity. A high-definition resolution up to D1 facilitates easy mobile access by Smartphone apps. Easy offload by DVD, network and USB, are additional features.