Electret Microphone Condenser Mic Pickup 4Mm Dia Pack Of 20 Red Board

What is this?This electret condenser microphone components is a compact audio pickup for electronics, hobbyist projects, and prototype builds. Designed for use in voice recorders, smart voice-recognition modules, sensor toys, and microcontroller boards, the components delivers sensitive sound capture in embedded installationsWhat will I get?Color: Red Board;Sensitivity: -38dB;Diameter: 4mm/0.16inch;Height: 1.5mm/0.06inch;Lead length: 30mm/1.18inch;Packing List: 20Pcs×Electret Microphone Condenser Mic PickupIs there any advantage of the product?The microphone features a design that clear, low-noise voice pickup and an insulated housing that improves stability and lifespan. Compact design with direct dual-cable connection. Choose from multiple sensitivity levels and sizes — find the suitable type for your project. Easily compatible with main control boards, custom circuits, and wearable audio systemsHow to use it?Confirm wiring polarity, connect the two leads to your circuit with appropriate bias voltage, mount the component with the sound port exposed toward the source, and test gain/settings in a bench setup before final installation to optimize sensitivity and placementWhat should I notice?Check polarity before powering to prevent damage, protect the components from static, moisture, and strong impacts, avoid direct contact with hands on the diaphragm, and verify your circuit’s biasing requirements to ensure proper operation