1. High-definition noise reduction, bringing you high-fidelity and clearer recording sound quality and playback 2. Lightweight design, easy to carry, high concealment 3. Automatically save when power off 4. Large capacity U disk function 5. OTG direct connection, you can play and manage recording files on your mobile phone 6. Recording method: one-key recording 7. Charging time: about 1 hour 8. Playing time: about 15 hours 9. Recording time: about 20 hours 10. USB: Micro USB 11. Battery: Built-in 110mAh capacity polymer lithium battery 12. Product size: 34*34*7.9mm 13. Product weight: about 11g
