Lm393 sound detector

اين ماژول یک سنسور صدا است که ویژگی های زیر را دارد:1 , having a signal output instruction.2 , single output.3 , the output valid signal is low.4 , when the sound output low, lights bright.5 , can be used for voice-activated lights, with light sensors make a sound and light alarm, and voice control, voice detection occasions.6 , the circuit board output switch!