S20 64GB Keychain HD Noise Reduction Portable Recording Pen

1. Smart noise reduction, clear voice 2. Support voice control recording, effectively save storage space 3. Quick recording key, one-click control 4. Support Android mobile phone OTG connection, you can play and manage files on your mobile phone 5. Small and light, convenient to carry with you Product parameters 1. Shell material: zinc alloy 2. Memory capacity: 8GB/16GB/32GB/64GB 3. Sampling rate: 48KHz 4. Position: 192kbps 5. Recording distance: 5-10 meters 6. Recording format: WAV 7. Play format: MP3/WMA/WAV 8. Recording time: 25 hours 9. Charging time: about 1 hour 10. Product size: 8.3x2.5x1.1mm 11. Product weight: about 51g