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Amazon.com: SparkFun Sound Detector Audio sensing breakout Three different outputs Audio Presence of sound Binary indication Amplitude Analog representation VCC: 3.5V to 5.5V Ideal voltage is 5V : Industrial & Scientific
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iProtect 1216 Spy bug detector - 3-band counter-surveillance device for detection of hidden cameras and listening devices
![Amazon.com: SparkFun Sound Detector Audio sensing breakout Three different outputs Audio Presence of sound Binary indication Amplitude Analog representation VCC: 3.5V to 5.5V Ideal voltage is 5V : Industrial & Scientific Amazon.com: SparkFun Sound Detector Audio sensing breakout Three different outputs Audio Presence of sound Binary indication Amplitude Analog representation VCC: 3.5V to 5.5V Ideal voltage is 5V : Industrial & Scientific](https://m.media-amazon.com/images/I/617qWNVBuVL._AC_UF350,350_QL80_.jpg)