A
Anonymous
Mar 20, 2026
Rating: 4/5
Good sensitivity
Works well but requires calibration of the pot.
Description
MAX4466/9814 Sound Sensor Module Microphone Preamplifier Electret MIC
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | 2.7V to 5.5V DC |
| Current Consumption | 0.5mA (Typical) |
| Output Interface | Analog Audio Out |
| Microphone Type | Electret Condenser |
| Gain Control | On-board Potentiometer |
| Frequency Response | 100Hz to 10kHz |
| PCB Length | 22mm |
| PCB Width | 14mm |
| Mounting Hole Size | 3mm |
| Operating Temperature | -40°C to 85°C |
5 reviews
A
Anonymous
Feb 18, 2026
Rating: 5/5
Great for learning
Easy to interface with Arduino analog pins.
A
Anonymous
Feb 09, 2026
Rating: 5/5
Better than expected
Low noise floor compared to cheaper modules.
A
Anonymous
Feb 09, 2026
Rating: 5/5
Perfect for Voice Projects
Clean signal output. Used it with an ESP32 for voice recognition.
A
Anonymous
Jan 22, 2026
Rating: 3/5
Potentiometer is tight
Module works but the gain knob was hard to turn initially.
5 FAQ
Q: What library do I need?
A: No library is required, standard analogRead functions work fine.
Q: How far can it detect sound?
A: Detection depends on noise levels, generally effective up to 3 meters for loud sounds.
Q: Can I use this outdoors?
A: It is not waterproof, so please enclose it if used outside.
Q: Is there a digital output pin?
A: No, this specific model provides an analog waveform output.
Q: Does this support 3.3V logic?
A: Yes, the module operates comfortably within 3.3V to 5V systems.
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