Specification Brand : ElectronicNova BulletPoint : 10pcs Sound Switch Detection Sensor Module Sound Sensor Intelligent Vehicle For Arduino DIY Kit Parts ExternallyAssignedProductIdentifier : 5202036913186 ItemName : 10pcs Sound Switch Detection Sensor Module Sound Sensor Intelligent Vehicle for Arduino DIY Kit Parts ItemTypeKeyword : sensor-blocks Manufacturer : ElectronicNova Material : Copper PartNumber : TFDZLMMic-18174 ProductDescription : Features It can detect the intensity of ambient sound, using Notes: This sensor can identify the presence or absence of sound (based on vibration principle) does not recognize the size of the sound or specific frequencies of sound Adjustable sensitivity (shown in blue digital potentiometer adjustment) Can detect the intensity of ambient sound, using Notes: This sensor can identify the presence or absence (according to the vibration principle) size does not recognize the voice or sound of a specific frequency of sound Adjustable sensitivity (shown in blue digital potentiometer adjustment) Operating Voltage 3.3V-5V Output in the form of digital switching output (0 and 1 high-low) Has a fixed bolt hole for easy installation Small plates PCB size: 3.2cm * 1.7cm Module wiring instructions VCC 3.3V-5V external voltage (which can be directly connected with 5v and 3.3v MCU MCU) GND External GND OUT small plates switch output interfaces (0 and 1) ProductSiteLaunchDate : 2021-04-27T09:28:25.369Z UnspscCode : 46171600