BUTTON MICROPHONE
Pom 2244p

BUTTON MICROPHONE

Part number: POM-2244P-C33A
$1.49
This inexpensive electret microphone is perfect for a wide range of electronics projects. Traditional audio capture is only the beginning. Use as a vibration transducer, or drive it with a signal to use as a miniature speaker. Wire up a few of these microphones with a microcontroller to make a sonic range finder. The possibilities are endless.

Click here for datasheet.

Specifications
sensitivity (0 dB= 1 volt/pascal) -44±3 dB
standard operating voltage 3.0 volts D.C.
maximum operating voltage 10 volts D.C.
maximum current consumption 0.5 mA
impedance 2.2 kΩ
signal to noise ratio 60 dB
internal capacitor 33 pF
outside diameter 8.5 mm
thickness 3.5 mm
Product condition: New