Sensitivity:	-54 dB +/- 4dB
Sensitivity Reduction :	Within -3dB at 1.5V
Frequency Response :	100- 10,000Hz
Directivity :	Noise Cancelling
Output Impedance:	680ohm +/- 30%
Max. Operating Voltage:	10V DC
Standard Operating Voltage:	1.5V DC
Current Consumption :	0.5mA max. (power supply 4.5V)
Sensitivity Reduction:	Within -3dB at 1.5V
S/N Ratio:	58dB min.