Police
surveillance equipment includes video, sound and other types of equipment.
Audio recording equipment is arguably the most popular type of surveillance
equipment. It is used to listen in on conversations both in person and
over the phone.
Another type of police surveillance equipment is video equipment. Video
equipment is used to watch certain areas of a building. Outside of police
work, it is used to monitor personal possessions and residential and
commercial buildings.
Police surveillance equipment is also used over the Internet. Internet
surveillance equipment can monitor keystrokes and Websites. It can also
monitor IP addresses and other technical aspects of conducting business
via the Internet.