Professional voice recorder 32GB 64G 128G portable recorder recorder digital recording equipment long time recorder Features: 1. Acrylic one-piece shell is used, which has strong drop resistance 2. Timestamp, naming recording files by date automatically 3. Real-time monitoring of recordings/hearing aids Function 4. Can be used as audio recorder, MP3 and USB drive 5. Playback function: wired USB adapter, previous/next file button 6. No speakers, no sound 7. Support voice activation mode 8. Detect low battery and save recording files Automatically before power off 9. Built-in rechargeable 100mAh lithium battery 10. One-click recording, one-click saving audio. 11. USB 2.0 plug 12. Color: Black Specification: 1. Recording format: WAV 2. Music playback format: WMA/FLAC/MP3/APE/OGG, etc. 3. Battery recording time: about 12 hours 4. Battery: 100mAh lithium battery 5. Memory capacity: 8GB to 128GB (subject to the actual product) 6. Recording method: recording 8. Recording quality: 384kbps, 192kbps, 128kbps, 64kbps, 32kbps 9.USB interface 2.0 10. Operating temperature: 0 to 45 degrees 11. Headphone jack: 3.5mm, dual track 12. Signal to noise ratio: 80db 13. Dimensions (mm): 142*11(L*W*T) (subject to the actual product) 14. Net weight: 37g 15. Compatible system: Windows 2000 and above 16. Use: daily, meeting, training, learning About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.