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Audio recorder module that allows for multiple recording and playback of sounds up to 6 seconds long. Each subsequent recording overwrites the previous one. The module can be connected to a microphone, speaker and buttons to control recording and playback. Thanks to its small dimensions, it can be an interesting gadget added, for example, to a key ring.
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WAV files player module. It is based on a DAC converter and an audio amplifier, there is a 3.5 mm audio output on the board. The files are played from the microSD card. Adafruit 94
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KAmodMIC_ELECTRET is a module with microphone KPCM6B type. Thanks to embedded amplifier with hundredfold amplification of signal, output voltage can be measurement in microcontroller with using e.g. ADC converter.
This small breakout board couples an Electret microphone (100Hz–10kHz) with a 60x mic preamplifier to amplify the sounds of voice, claps, door knocks or any sounds loud enough to be picked up by a microcontroller’s analog-to-digital converter. Each breakout comes fully assembled and works from 2.7V up to 5.5V. BOB-12758
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POWER METER OF EFFECTIVE AUDIO AMPLIFIER - PROGRAMMABLE - PLATEBOARD AND PROGRAMMED LAYOUT
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POWER METER OF EFFECTIVE AUDIO AMPLIFIER - HARDWARE - PRINTED PLUG AND PROGRAMMED SYSTEM
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Audio recorder module that allows for multiple recording and playback of sounds up to 6 seconds long