What is 2 way audio camera? Do Reolink cameras have audio?

surveillance cameras with audio

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surveillance cameras with audio
How can you tell if a surveillance camera has audio? Do surveillance cameras have sound?
Lorex Audio Security Cameras

I have been looking for an easy to set up inexpensive way to have a security camera set for my home. After looking for about 7 months I chose these cameras.
Lorex Audio Security Cameras. Having audio capabilities in your video surveillance system can be an important feature. Whether it is a