Detail Module Microphone Mini MiC Pre Amplifier DC 5 - 12V LM386 Gain 20- 200
LM386 amplifier chip, the magnification can be adjusted by the board above the adjustable resistance between 20 times to 200 times, you can directly drive low-power speakers for the use of electret microphone. Operating voltage: DC 4V-12V Board size: 20mm * 20mm
Package Included: 1 x LM386 module mic
sangat cocok di rakit di mic TOA dan ke mic pidato