Features and advantages: 1. Original new design with fashionable appearance
2. Perfectly suitable for varieties of mobile phone
3. Highly sensitive built-in microphone for hands-free calls
4. Advanced microphone quality
5. In-ear style
6. Soft silicone rubber caps for comfortable feeling
7. Round cable and flat cable both available
8. High-performance dynamic speaker gives you Hi-Fi stereo sound
9. Noise-reducing design
10. Colors change as your request
11. Customized logo printing
12. Strict QC controlled
13. Specialized and personalized service
14. Short lead-time: within 20 days
15. Great variety of products, attractive design
16. OEM and ODM are welcome
17. VCOM spirit: teamwork, innovation, challenge, dedication
18. Enhance the service life of the diaphragm
19. Enhance the service life of voice coil
20. Enhance the resolution of the sound
21. Increase the degree of listening resistance
22. Increase headsets sound
| Product name | Good item Noise cancelling earphone for promotion |
| Horn diameter | 14.3 ±0.3mm |
| Speaker impedance | 33 omega |
| Horn sensitivity | 96dB |
| Communication microphone sensitivity | -39 ±3dB |
| Noise sensitivity | 0-25 + 2dB |
| Noise reduction the microphone sensitivity | -39 ±1dB |
| Line length | 120 ±2cm |
| Plug | 3.5mm four sections |
| Battery capacity | aluminum ion polymer battery |
| Battery capacity | 90mAh |
| Charging pressure | 4.2V |