Sensitivity: -30～-44DB=(0DB=1V/Pa,1KHz)    

Impedance: 2.2KΩ-30%                 

Directivity: Omni-directional               

Frequency: 20～16,000Hz                  

Max.operation voltage: 10V                

Standard operation voltage: 4.5V             

Current consumption: Max.0.5mA            

Sensitivity reduction: Within-3DB at 3V     

S/N ratio: More than 60DB