Arduino Electret Microphone Amplifier MAX9814 perfectly with AGC Function A2TF
4,45 €
Description: 1. Board size: 30mm*25mm 2. Operating voltage:DC3.6V to 12V 3. AGC switch: when you don't answer the jumper cap, AGC function is open, connected to the jumper cap is closed (with a jumper cap).
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