Mini Voice Recorder Magnetic Voice Recorder with MP3 Player, 3200mAh Rechargeable Battery, Waterproof Mini Voice Recorder Up to 1000 Hours for Courses, Meetings, Interviews - 4GB (Black) Products are shipped according to the color or size of the main product image [Super long battery life] 3200mAh rechargeable battery, up to 365 days of standby, 19-20 days of battery recording time, ensuring long-term recording. Suitable for lectures, speeches, courses, speeches, interviews, evidence collection, etc. [Multi-function] Timestamp function: Automatic time synchronization, recording file time names by date and week, making file management easier. Automatic encryption ensures the security of recording data, and the automatic backup function prevents file loss. [Two recording modes] Continuous recording mode, continuous recording for 40 days, suitable for lectures, interviews, lectures and courses. Voice-activated recording mode can help you save recording memory and silence time, making it easier to listen to long-term recordings. [Clear Recording Quality] 192kbps recording bitrate and PCM noise reduction function provide you with clear and excellent recording quality from 16GB to up to 50 feet of recording, continuous recording for 19-20 days, no need to worry about recording. [Portable and Convenient] Due to the magnetic force, this mini recorder can be fixed anywhere, on a table, chair, bed, car or other places. Equipped with a rope hole, which can be hung on a rope for easy portability. Mini, lightweight, waterproof, suitable for daily use, it is a practical device for your daily life. Package contents: One tape recorder