US$ 89.95
and process automation systems
with regular firmware updates protecting against emerging biometric spoofing techniques
6-Channel Beamforming Array: Captures directional audio with up to 120-degree pickup angle
Offline Operation Mode: Continues recording attendance during network outages with automatic synchronization when connectivity is restored
Versatile I/O: Multiple digital and analog pins for sensors and components
Adafruit Electret Microphone Amplifier – MAX4466 with Adjustable Gain R307 Optical Fingerprint Sensor Module and process automation systemsAdafruit Electret Microphone Amplifier MAX4466 with Adjustable Gain The Adafruit Electret Microphone Amplifier with MAX4466 is a precision analog audio amplification module designed to capture and amplify weak microphone signals from electret condenser microphones with variable gain control. This module is extensively used by embedded systems engineers, IoT developers, and audio hobbyists who require reliable sound detection and voice recognition
US$ 89.95
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