Professional recorder 16GB 32GB portable recorder digital recorder long time recorder | digital recorder professional recorder 32GB 64g 128G portable recorder digital recorder long time recorder product features: 1. Acrylic integrated shell with strong fall resistance 2 Time stamp, automatically name the recording file by date 3. Real time monitoring recording / hearing aid function 4. Used as 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. Before power failure, detect that the battery is low and automatically save the recording file 9. Built in rechargeable 100mah lithium battery 10 One key recording, one key saving audio. 11 USB 2.0 plug 12 Color: Black specification: 1. Recording format: wav2. Music playing format: wma / FLAC / MP3 / APE / Ogg, etc Battery recording time: about 12 hours 4. Battery: 100mah lithium battery 6 Recording method: recording 8 Recording quality: 384kbps, 192kbps, 128kbps, 64Kbps, 32kbps9 USB interface 2.010. Operating temperature: 0 to 45 degrees 11. Headphone jack: 3.5mm, dual track 12. SNR: 80db13. Size (mm): 142 * 11 (L * w * t) (subject to the real object) 14 Net weight: 37g15. Compatible system: Windows 2000 and above 16. For: daily, meeting, training and learning, including: 1 * recorder 1 * English user manual 1 * USB adapter 1 * USB cable 1 * headset 8GB to 128GB (subject to the real object)