Hidden micro USB voice recorder, factory price voice recorder

Features: 1. Single-point microphone recording, using professional DSP recording chip, built-in digital noise reduction technology 2. Timestamp function, suitable for learning and transcripts, support for mp3 music play 3. Recording time setting function 4. Toggle recording switch, easy to operate 5. ADPCM/ WAV recording format optional, PCM high quality recording (384Kbps) 6. Voice control function, adjustable sensitivity, recording files can be deleted on the machine 7. Hearing-aid and monitor recording function, show the remaining recording time 8. USB plug-in function, no need data cable 9. Recording indicator function, can be set off 10. Built-in high-power speakers, excellent sound quality 11. Intelligent power detection, automatically save the recording file before run out