Do all security cameras record sound?

Most security cameras do not record sound. This is because most jurisdictions have laws that require two-party consent for recording conversations. Security cameras are generally only equipped with microphones if they are being used for a specific purpose, like monitoring a baby’s room or detecting breaking glass.

If you’re wondering whether your security camera records sound, the answer is probably no. But there are a few exceptions to this rule.

Frequently Asked Question

  1. Do all security cameras record sound?

  2. However, no matter which type of system is used—whether IP or Analog—the same holds true: surveillance cameras can record sound. However, because companies are at risk for invasion of privacy by recording audio, many choose to not implement this feature.28 Feb 2022 [1]

  3. Do outdoor security cameras have sound?

  4. Technologically, yes. Your CCTV system is fully capable of recording sound. Most cameras are either equipped with microphones or have an input for an external mic. For commercial cameras, it’s typically the latter.3 July 2020 [2]

  5. Is recording audio on CCTV illegal?

  6. It is in fact, illegal to record workers conversations without them knowing or accepting that they are being monitored. Audio CCTV in the workplace is massively expensive, which is why the majority of CCTV cameras do not have microphone attachments – this helps to keep manufacturing costs down. [3]

  7. Do all Swann cameras have audio?

  8. Swann has different models of DVRs such as the DVRx-1500 and the Pro-Series HD but all of them have connectors designed to work with audio. You can check the back part of your DVR and look for audio input/output. In input, you can connect a microphone and in the output a speaker. [4]


No, not all security cameras record sound. But the ones that don’t are probably recording something else that’s just as important. So it’s probably best to err on the side of caution and assume that they all do.

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