Digital Video Receivers/ Recorders may have different versions of the same product for different video recording color regions PAL and NTSC - make sure you read the description to choose the correct one.
Digital Video Recording is easy to pick up but can take a while to master, and you might discover that getting the best results for you is often the result of trial and error. Try out the available settings till you find the balance between video quality and capture size that is right for you.
If you're interested in these great DVR products then you should also take a look at our other surveillance products like our CCTV Cameras and also the main IP Cameras category br />
Setting up a full online security shop is great idea for those considering selling these products. Although a niche market, security will always be at the forefront of people's minds, whether they want to protect their family or put together a full scale system for a commercial building.