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Model: FR19
Kits list:1 x Active buzzer module1 x Passive buzzer module1 x Common cathode RED&GREEN LED module1 x Two color common cathode LED module1 x Knock sensor module1 x Shock switch sensor module1 x Photo resistor sensor module1 x Push button module1 x Tilt swi..
Model: FR64
Description:For sound detection module has two outputs:1. AO, analog output, real-time output voltage signal of the microphone2. DO, when the sound intensity reaches a certain threshold, the output high and low signal Module features:1. there is a mounting screw hole 3mm.2. 5v DC power supply3...
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