○  microphone
○  speaker
      ◎   MICRO SPEAKER
      ◎   LOUDSPEAKER
○  buzzer
      ◎   PIEZO BUZZER
      ◎   MAGNETIC BUZZER
○  ultrasonic piezo
○  piezo ceramic disc
 

products Name

 CZ II-77F

Omnidirectional Electret Condenser Mircrophone

Dimensional Drawing
(Unit: mm)

Part Number: CZ II-77E

　
Frequency range 20～16000Hz
Sensitivity -36～-49dB(0dB=1V/Pa,1Khz)
Impedance Less than 2.2KΩ
Directivity Omnidirectional
S/N ratio More than 58dB
Standard operation voltage 2.0V
Max operation voltage 10V
Sensitivity reduction Within -3dB at 1.5V
Current consumption Max 0.5mA
Weight Max 0.3
　

Omnidirectional Electret Condenser Mircrophone



Dimensional Drawing
(Unit: mm)

Part Number: CZ II-77F
　
Frequency range 20～16000Hz
Sensitivity -34～-49dB(0dB=1V/Pa,1Khz)
Impedance Less than 2.2KΩ
Directivity Omnidirectional
S/N ratio More than 58dB
Standard operation voltage 2.0V
Max operation voltage 10V
Sensitivity reduction Within -3dB at 1.5V
Current consumption Max 0.5mA
Weight Max 0.3
　

 
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