Sound Detection Sensors

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Sensitivity Control Sound Detection Sensor Module


Features:Main chip: LM393, Electret condenser microphoneGreat for Acoustic control light , give sound and light alarm working with Photosensitive sensor ,and sound control,sound detectSignal output in..

Voice Recognition Module with microphone Jumper cables


Features:1.Voltage:4.5-5.5V2.Current:<40mA3.Digital Interface: 5V TTL level UART interface4.Analog Interface: 3.5mm mono-channel microphone connector + microphone pin interface5.Size: 30mm x 47.5mm..

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