Detailed Product Description we supply mobile phone accessories,mobile phone case, mobile phone pouch,cell phone case ,silicon case,crystal case,digital camera case, camera bag,horizontal case,vertical case,headset,handsfree,earphone,car charger,travel charger,data cable,LCD,flex cable etc.Microphone1. SIze: 6.0*5.02. Frequency Range: 20HZ-16KHZ3. Sensitivity: -58db+/-2db4. Standard Voltage: ...