they provide a real evidence that an interview took place in verifies. What was said on it
The recording media must be a raptor opened in the suspects presents, and the interview should explain that the interview is being recorded
at the end, including the taking and reading back of a written statement the time is recorded the interview with stopped. the interview then seals, the recording and treats it as an exhibit. It is then signed by the interview at suspect in any third-party present.
usefulness
Audio recordings of interviews act as a safeguard, both of the police and the suspect
effectiveness
Effective in providing consistency between what was said, in the interview and statement that has to be signed by the witness
practicality
Quick and simple with no specialist training required