Treedix 5pcs MIC Sound Sensor Module Microphone Noise Decibel Measurement Kit Microphone Electronic Building Block 3p / 4p Interface Note：Battery is not included

Note：Battery is not included

· It can also be used for radio modification

Compatible with Arduino projects

conventional and single trigger modes

1*Pin header

Treedix 5pcs MIC Sound Sensor Module Microphone Noise Decibel Measurement Kit Microphone Electronic Building Block 3p / 4p Interface Note：Battery is not includedFeatures The electronic building block is a module that can be assembled, just like the LEGO building block, which is an electronic product assembled by simple plugging. Compared with traditional circuit modules assembled with universal boards and various electronic components, electronic building blocks have standardized interfaces, plug and play, which simplifies the trouble of building prototype circuits. Compatible with mainstream 2. 54 pitch