Onekey recording and saving Simple singlebutton operation to start recording and save the file. The device saves the recording before poweroff to prevent data loss. Local playback and portable use In addition to voice recording, it supports local audio playback. You can listen to music during spare time. Compact keychain form factor makes it easy to carry and attach to a bag or key ring. Longlasting performance 25 hours of uninterrupted recording. Builtin energy polymer lithium battery and an intelligent energysaving system enable longterm recording in a small, portable size. Autosave on poweroff When low battery is detected, the device automatically saves the current file and then shuts down, ensuring your recording data is preserved. Key attributes Function: voice recording with onekey save, local playback Form factor: compact keychain design for easy portability Battery and efficiency: builtin polymer lithium battery with intelligent powersaving system Performance: reliable autosave to prevent data loss during poweroff Use scenarios Business meetings and interviews: capture clear audio with a simple onebutton operation, then save securely before leaving the room. Travel and onthego notes: record observations or ideas during trips; use the builtin playback for quick review or casual listening during downtime. Lectures and notes: discreetly record lectures or important notes, then play back for review while commuting or at home.