Flexible input options Includes a telephone jack and an external microphone jack for versatile recording setups and easy connection to calls or external mics. Clear operation and review features Recording indicator shows current status. Playback function for convenient listening. AB repeat function to review specific sections quickly. Delete function to manage and organize recordings. Versatile recording modes Realtime recording for immediate capture. Voice operation (VOR) recording for hands efficiency. Telephone recording to capture call conversations. Easy file transfer USB port enables upload and download of voice files to and from a computer or other devices. Use scenarios Office communications: connect a telephone line for call recording and use an external microphone for higher quality conference or meeting audio; review with playback and AB repeat, and manage files with delete as needed. Field interviews and reporting: pair an external microphone for clear audio, use realtime or VOR recording to capture essential moments, and transfer files via USB for quick editing. memos and archiving: capture quick notes with realtime or VOR modes, store telephone recordings when needed, and easily transfer files to a computer for archiving.