JNN D5 HD Noise Reduction Smart Recording Electronic Bracelet, Capacity:256GB

1. Battery capacity: 300mAh2. Charging time: about 2h3. Recording time: 50-60h4. Standby time: about 30 days5. Recording format: WAV6. Simple operation, one-click recording7. Using a highly sensitive condenser microphone, 360-degree surround pickup, making the sound clearer8. Use acoustic DSP noise reduction module to filter noise from the source9. Intelligent voice-activated recording to save storage space as much as possible10. Free speech-to-text conversion with an accuracy of about 96%11. Automatically record the recording start time for easy browsing and management12. Support password setting to protect data security13. Plug in the matching wire-controlled headset to delete files locally14. Strong battery life, up to 30 days of standby time15. Automatically protect files when power is turned off to prevent them from being lost.16. Support OTG connection to mobile phone, plug and play, simple and convenient