DOD Tech Dashboard Camera (likely LS series).
Law enforcement uses these files to verify statements. The "450" often corresponds to specific high-definition models known for low-light performance (WDR) and GPS logging. Dod (450) mp4
Visual documentation of driving events, incident logging, or "parking mode" surveillance. Common Contexts for this File DOD Tech Dashboard Camera (likely LS series)
Usually includes a timestamp, GPS coordinates (if enabled), and vehicle speed at the bottom of the frame. GPS coordinates (if enabled)