I watched a recent video posted to a news network which showed a policeman in the USA discussing with the householder why the parents needed to persuade their daughter to remove inflammatory social media posts. Whilst the content was fascinating from a news perspective, more interesting, (to me anyway), was the fact that the video feed was shot from the in-vehicle CCTV, parked several metres away, but the audio was from the policeman’s vest microphone. The audio was clear, crisp and captured clearly the conversation from all parties gathered near the front door. (more…)