Detailed introduction

1).Frequency Range: 10Hz - 40KHz
2).Impedance:16Ω ±10%   
3).Speaker:ф6.0mm  
4).Sensitivity:105±3dB(at 1KHz,0.5rms) 
5).Plug Type :ф3.5mm   
6).Length of Cable:1.2m±10% 
7).Microphone Sensiticity: -42dB±3dB
8).Microphone Specification:ф4*1.5mm