6 Pieces Electret Microphone Amplifier Module MAX4466 Adjustable Gain Blue Breakout Board

Price: $9.99
(as of Jan 14,2026 16:30:22 UTC – Details)

Features:

• Electret Microphone Amplifier Module MAX4466
• Adjustable gain from 25x to 125x
• Power supply voltage: +2.4V to +5.5V
• Power supply rejection ratio: 112dB
• Common mode rejection ratio: 126dB
• Quiescent power supply current: <24μA
• Gain bandwidth: 600kHz

Pros:

• Suitable for voice converters, audio recording, and sampling
• Can be used in audio response projects using FFT
• Comes with a 20-20KHz electret microphone soldered on
• Easy to use and compatible with STM, Raspberry Pi, and other development boards
• Good power supply noise rejection function

Cons:

• Recommended to use the ‘quietest’ supply available for optimal performance
• May require the use of FFT driver library for audio-reactive projects