Glossary

Get quick definitions on video surveillance terms on our glossary

How Does a DVR Work?
How Does a DVR Work?

Digital Video Recorder (DVR) technology has revolutionized the way we record, store, and playback video footage, especially in security systems. But have you ever wondered how these devices actually work? Let’s take a closer look at the inner workings of a DVR.

What is a Cloud DVR?
What is a Cloud DVR?

Digital Video Recording systems offer a modern solution for storing and accessing surveillance footage securely over the internet. But what exactly is a Cloud DVR, and how does it function within the realm of CCTV?

What is an XVR?
What is an XVR?

In this article, we'll delve into the meaning of XVR, explore its advantages and disadvantages, and answer the common question: Which is better, DVR or XVR?

What is a G.711 Audio Codec?
What is a G.711 Audio Codec?

Let's delve into the basics of the G.711 codec, exploring its definition, features, and types.

What is Advanced Audio Coding (AAC)?
What is Advanced Audio Coding (AAC)?

Explore the world of AAC as we delve into its definition, examples, and the advantages and disadvantages that shape its role in the realm of digital audio.

What is an NVR?
What is an NVR?

Imagine the NVR as the brain of your video surveillance system. Unlike its older cousin, the DVR (Digital Video Recorder), which deals with analog cameras, the NVR works exclusively with IP cameras.

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