Sensitivity: -47～-55DB=(0DB=1V/Pa,1KHz)   

Impedance: 680Ω-30%                  

Directivity: Unidirectional                 

Frequency: 20～16,000Hz                  

Max.operation voltage: 10V                

Standard operation voltage: 1.5V             

Current consumption: Max.0.5mA            

Sensitivity reduction: Within-3DB at 1V       

S/N ratio: More than 60DB