I was playing around with some cheap CCTV microphone modules and managed to create a monophonic spy ear bug for common DVRs. They can be directly powered from the existing CCTV camera power supply ...

Do you remember the cctv microphone review published a while ago? (https://www.edn.com/cctv-microphone-review/). This is a continuation of that post. This time my ...

Here’s one way to let users know that the gadget you sold them includes a microphone that you forgot to tell them about: You can announce an over-the-air software ...

MANASSAS, Va.—Force Security president Ken Kocher is a former cop who believes audio and video verification are essential elements of an effective security system. “If a customer doesn't want a ...

Klein Electronics Inc. has introduced the BodyGuard Security Microphone for 2-way radios and Sprint/Nextel phones. Specially designed and manufactured 2-wire hands-free kit with adjustable earloop for ...

An icon in the shape of a lightning bolt. Impact Link In early February, Google announced that its home security and alarm system Nest Secure would be getting an update. Users, the company said, could ...

Imagine walking onto campus with noise cancelling headphones. You look around and everything appears normal – students are hurrying across the quad as usual. What you don’t realize is that there is an ...

It appears no one realized Google's Nest Guard home security device has a built-in microphone.In a blog post earlier this month, the company announced Google Assistant would roll out to Nest Guard so ...