Yinyoo ST7 In Ear Earphone 4pcs Electrostatic Driver Units+2BA+Carbon Nanotube Dynamic Driver Hybrid Earbud With Upgraded Cable

Specification: 

1. Name:  Yinyoo ST7 Hybrid in Ear Earphone

2. Type: In-ear  

3. Model: ST7 7 Drivers each per

4. Impedance: 12Ω 

5. Earphone sensitivity: 103±3db/mW

6. Frequency range: 20-40000Hz

7. Cable Interface: 3.5mm

8. Cable Length: 1.2m±5cm

9. Color: GREEN

10. Whether with mic: No

11. Earphone plug type: Line type

12. Earphone Interface Type:  2PIN  interface

13. with earphone upgrade cable: Can choose cable 

14. Driver: 4pcs electrostatic driver units, 2pcs Balanced Armature units, 1pcs carbon nanotube unit