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) be recorded by them.” Even though body cameras are usually implemented to collect evidence on suspects, sometimes police officers view these body cameras as an invasion of privacy or believe that they “can be or even designed to be used against them in investigations.” A study by researchers at Cambridge based on camera use on 2,122 officers across the United States and Britain (in total about 2.2 million work hours) was conducted in 2016. It concluded that assaults against police officers increased by about 15% while wearing cameras, but the data was insufficient to conclude exactly why. In 2014, a