Driver Unit:50MM             

Speaker Impedance:32Ω±15% Sensitivity:115±3DB     

Frequency Response:20-20KHZ     

Mic Size:6.0*2.7MM                 

Mic Impedance:≤2200Ω         

 Mic Sensitivity:-42±2DB        

Mic directivity:omni-direction                 

Cable length:2.1M