Body worn video (police equipment) prepared for the United States Department of Justice in 2016 is that body worn cameras "are cameras with at least one microphone and internal data storage, and allow audio/video footage to be stored and analyzed with compatible software. The cameras are typically located on the police officer's chest or head". Wearable cameras are often utilized by law enforcement to record their interactions with the public or gather video evidence at crime scenes. Current body cameras are much lighter and smaller than the first experiments with wearable cameras as early as 1998. There are several types of body cameras made by
Body worn video (police equipment) year. This finding could not be verified in studies of larger groups of police officers. In 2017, a study was published of over 2,000 police officers showing no impact of wearing body cameras. Another study found that a group of police officers assigned to wear body-worn cameras in Mesa, Arizona, were found to be less likely to stop-and-frisk or arrest people, but "were more likely to give citations and initiate encounters". The authors concluded that the officers are more proactive with the use of these cameras, but that they are not more likely to use invasive strategies "that may threaten