$150.00
$824.52
50% OFF! Hot items selling fast—Grab them before they're gone!
The M5Stack Microphone Unit (LM393) is a sound sensor with a built-in Omni-directional electret microphone. The signal is amplified and output by microphone preamplifier max4466.
The built-in LM393 double voltage comparator can set the comparison voltage threshold by adjusting 10K adjustable resistance. The sensor is very suitable for acoustic electrical conversion, audio recording/sampling, FFT acoustic feedback, voice switch, and other projects.
Applications
View moreWhat’s Included
Dimensions
Size
Specifications