No, a peizo speaker is sma

#176236
AvatarAnonymous
Inactive

No, a peizo speaker is smaller than that. I think it may well be some kind of listening device, particularly if there are no manufacturing markings (brand, manufacturer, model number, etc.) on the plastic housing. Know of anyone with a broadband RF signal strength meter or a spectrum analyzer?

Best Products

The best audio and video recorders — 2021

In this article, we’ll cover the best external recorders for both video and audio recording. Then, we’ll go over the specs we considered when making our selections so that you can choose the best recorder for your specific situation. The...
homicide-bootstrap