20db Gain Mic Amp DC1.5v-4.2v Ultra Small Electpreamp Microphone Amplifier Board Electret Mic Preamp--shop.rfid-life.com

Microphone Amplifier Board

$1.94
Quantity

Description

20db Gain Mic Amp DC1.5v-4.2v Ultra Small Electpreamp Microphone Amplifier Board Electret Mic Preamp
Product Description
Ultra-miniature design (10mm * 10mm), than a 1 cents coin is also small, no space, low voltage power supply (1.5v-4.2v), suitable for a single battery-powered, power consumption is very low.
Specification
item
value
Board operating voltage
DC 1.5v-4.2v
Amplify gain
20db
Use the microphone type
electret
Board size
10mm * 10mm
Pad pitch
2.54mm
Details Images