1. Recording files, encrypted protection to prevent data theft 2. DPS chip, high-definition noise reduction 3. Start recording when there is sound, stop recording silently, improve efficiency, and save memory 4. It comes with a deletion function that can be deleted locally 5. Automatic save after power outage 6. Recording format: WAV 7. Playback format: MP3/WMA/WAV 8. Recording time: 60 hours 9. Standby time: 200 hours 10. Support system: Win200/XP/VISTA/7 11. Transmission interface: USB 2.0 12. Product size: 69x42x5.5mm 13. Product weight: 23g
