Audio sensing modules provide a straightforward way to capture or detect sound for robotics, automation and embedded projects. They typically combine an electret microphone with on‑board amplification, delivering an analogue voltage that reflects sound pressure as well as optional digital signals that indicate the presence of audio or a threshold‑crossing event. This dual‑output approach lets a microcontroller read raw amplitude for analysis or use a simple binary flag for trigger‑based logic. Modules are designed for easy wiring to development boards, with standard pin headers and voltage ranges that match common microcontroller I/O. Their compact size and built‑in pre‑amplification make them reliable for voice‑activated controls, acoustic monitoring, and simple sound‑reactive behaviours without requiring external audio hardware.
Code: SKU-003698
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 analogue-to-digital converter. More Details...
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Code: SKU-001786
The SparkFun Sound Detector is a small and very easy to use audio sensing board with three different outputs. The Sound Detector not only provides an audio output but also a binary indication of the presence of sound and an analogue representation of its amplitude. More Details...
In stock in Australia
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Code: SKU-011091
This Electret Condenser Microphone is meant to be used with the Teensy Audio Adaptor. More Details...
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Code: SKU-000213
Small electret microphone. Useful in acoustic and audio applications. More Details...
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Code: SKU-004297
The SparkFun Sound Detector is a small and very easy-to-use audio sensing board with three different outputs. The Sound Detector not only provides an audio output but also a binary indication of the presence of sound and an analogue representation of its amplitude. More Details...
Special Order
Shipping from $4.90
+151 more from our supplier in 7-10 days
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