My father used to have a radar detector, back when they were legal (I think they're illegal in my jurisdiction now), but they sounded better back then. It was a pinging noise that increased and became solid when right upon the source.
Sounds like the cop suddenly became reasonable when he noticed the video camera. What an ass. I know being a cop is a dangerous job, but after he saw the kid was no threat, he started in with his bullshit. Human or not, they have power over us and carry weapons, and must be held to a higher...