1.Plug:φ3.5mm stereo

2.Cord length:1.2m

3.Drive unit:φ9mm 

4.Frequency response:20~20KHz

5.lnpedance:32Ω    

6.Sensitivity:92±3db

7.Distortion:≤1% At 1KHz

8.Rated power:2mw

9.Max power input:5mw

In addition, it can be customed by clients'requirements of design