1. Shell material: ABS
2. Battery: 300 mAh lithium battery
3. Recording mode: HD
4. Recording format: WAV
5. Recording time: 240 (minutes)
6. Number of recording files: 999 (MAX)
7. Memory card type: expansion card is not supported
8. Display: LCD screen
9. Transmission interface: USB 2.0
10. Microphone: two-way microphone
11. Recording distance: 10 meters
12. Video: Support video shooting
13. OTG mobile phone is directly connected, you can view files anytime and anywhere without a computer
14. Sports and daily life waterproof and sweat proof
15. Automatically save files when power off, not easy to lose
16. Intelligent noise reduction high-definition recording, retaining the real sound quality
17. Product size: 56x27x13 mm
18. Product weight: about 34 grams
19. Note: Only supports Android phones with OTG function
