30pcs 4015 Electret Condenser Microphone Pickup High Sensitivity 4x1.5mm Voice Control for Recording

High Sensitivity Microphone4015 model features 42dB sensitivity; 4x 1.5 mm size; 2.2 k output impedance; ideal for voice control and audio recording in electronic toys and security devices; Wide Voltage CompatibilityOperates on 1-10V power supply; 500µA max current draw; compatible with development boards and low-power systems for easy integration; Clear Audio OutputDelivers 110dB maximum input sound pressure level; 58dB signal-to-noise ratio; ensures accurate and stable voice detection in noisy environments; Simple Setup and Reliable PerformanceNo complex driving circuits required; high pass rate and long service life; provides consistent sound output for alarm systems and notification applications; Easy to Use with Popular PlatformsDesigned for Arduino and Raspberry Pi projects; compact 40x15mm package; supports multiple electronic devices including printers, timers, and computers