Automatic encryption function The recording data can be encrypted and stored to prevent theft. A timing recording feature provides convenient and quick control of recording time. This is a recording pen that can be used for file storage and can connect to a computer for viewing. PCM recording and data management PCM recording at 1536 kbps with additional recording at 50 dB. Automatic split recording and loop recording with overwriting when memory is full. Automatically saves when power is off, ensuring files are not lost. Design, build and usability Zinc alloy construction with a black sandblasted finish and 5D glass for a quality appearance. Includes a lanyard hole for easy carrying. Onekey recording; includes a delete function via control line; LED indicator shows playback status. Performance and playback Up to 35 hours of continuous recording and up to 30 days in standby. Time stamp feature; recording file names reflect the time of recording. Supports MP3, WMA, and WAV playback with fast forward and rewind. Applications and use scenarios In business meetings or lectures to capture discussions clearly and securely, with encrypted storage and easy transfer to a computer for review. In field interviews or onthego journalism to record long sessions with reliable loop recording and automatic file protection. As a discreet, portable data storage and playback device for professionals who need to archive audio and files safely and conveniently.