Which of the following electronic devices can be used legally to monitor the movements of a suspect in a public place but not in a private residence?

Question

Quizplus · Accepted Answer

Beepers can be used legally to monitor the movements of a suspect in a public place as they do not violate any privacy laws. However, using devices like night vision or spike mikes in private residences would violate privacy laws and would be illegal. Pen registers can be used to monitor phone calls and electronic communication, but not movements of an individual.

Which of the Following Electronic Devices Can Be Used Legally