Feature●Board is soldered with 20-20KHz electret microphones●The pins have good contact performance and ensure stable operation●Use the Optic Amp MAX4466 designed for amplifiers. The amplifier has excellent power noise reduction●Perfect for any project that uses FFT such as voice converters, voice recording amplifiers, voice response projects●The back includes a small trimmer potentiometer to adjust gain. Gain can be set from 25x to 125x and about 200mVpp (usually about 6 inches away)Description
Specifications:
Item Type: Electret Mic Amplifier GND: Ground
VCC: Connect to 2.4-5VDC
Output: Audio waveform output pin
Package List:
2 x Electric microphone amplifier