5366591430328320 Businesspro Mall Elecfreaks Octopus Analog Noise Sound Sensor Octopus Analog Noise Sound Sensor Detection Module is a sensor module based on MIC sound sensing element. Sound Sensor is particularly sensitive to sound intens Product #: businesspro-Elecfreaks Octopus Analog Noise Sound Sensor 2022-09-22 Regular price: $HKD$32.0 Available from: Businesspro MallIn stock