The HHMPI, manufactured by Flight Data Systems, is a resilient and portable instrument crafted to retrieve data from Flight Data Recorders (FDR) and audio from Cockpit Voice Recorders (CVR). It effortlessly links to the recorder through a recorder-specific interface cable, automatically recognizing the recorder type. This tool, known worldwide for its user-friendly design, excels in versatility, allowing the download of data from all major industry FDRs and CVRs, including those produced by L3 and Honeywell Recorders.