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What is 4 Channel, 8 Channel, 16 Channel?

In general, Digital Video Recorder (DVR) has 4 Channels, 8 Channels and 16 Channels. Each channel is used to receive video signal from the CCTV camera. In another words, 4 Channel DVR can be used to receive up to 4 pcs of CCTV Cameras. 8 Channel DVR can be used to receive up to 8 pcs of CCTV Cameras. 16 Channel DVR can be used to receive up to 16 pcs of CCTV Cameras. You have a choice not to use all the channel.

How to make the right choice?

There are many different type of 4, 8 and 16 Channel DVR available in the market. The price will vary according to
* features,
* software interface,
* country of develeped/manufacture,
* processor
* form factor,
* recording resolution and frame rate.
For first time user, please go to DVR Summary Selection