On Tuesday, 3 December 2019 17:00:31 UTC, Rod Speed wrote:
"whisky-dave" wrote in message

That doesnt work reliably inside big buildings and thats what you need
with the cops etc.

You'd have a localised system for that,

Not possible to organise that in every place
a terrorist or armed holdup can happen.

you take it with you, it'd be more like a router/repeater.




but you were talking about the military previosuly.

In fact more likely to be needed with armed cops.

Armed cops don't have to worry about wearing camouflage on their faces or cloths.