Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | 2.7V to 5.5V DC |
| Gain Selection | 24dB, 29dB, 34dB, 39dB |
| Output Type | Analog Audio Signal |
| Frequency Response | 20Hz to 20kHz |
| Signal-to-Noise Ratio | 92dBA (A-weighted) |
| Board Dimensions | 15mm x 12mm x 3mm |
| Weight | 2 grams |
| Interface | 3-Pin Header (VCC, GND, OUT) |
| Microphone Included | Yes, Electret Condenser |
| Compatibility | Arduino, Raspberry Pi, ESP32 |
Anonymous
Apr 05, 2026
Rating: 4/5
Good value
Works well for the price. The soldering pads are a bit small for beginners, but functionally it is solid.
Anonymous
Feb 27, 2026
Rating: 5/5
Great for Arduino projects
Works perfectly with my Arduino Uno. The audio output is clear and the gain settings are easy to configure by bridging the pads.
Anonymous
Feb 08, 2026
Rating: 5/5
Reliable component
Bought 10 for our workshop. All functioning correctly and students found them easy to integrate into their circuits.
Anonymous
Jan 30, 2026
Rating: 5/5
Low noise performance
The noise floor is very low compared to other modules I tried. Excellent for voice recognition projects.
Anonymous
Jan 25, 2026
Rating: 5/5
Perfect for voice detection
Used this for a voice activation project in university. Sensitivity is adjustable and it picks up speech clearly.
Q: How do I change the gain?
A: There are pads on the board to select between 24dB, 29dB, 34dB, or 39dB by soldering a bridge.
Q: Does this come with a microphone?
A: Yes, an electret microphone is included on the board.
Q: Can I use this with 3.3V logic?
A: Yes, the operating voltage range supports 3.3V systems comfortably.
Q: Is the output digital or analog?
A: This module provides an analog audio output signal suitable for ADC input.
Q: What is the maximum distance for voice capture?
A: Depending on the environment, it typically captures clear voice within 1 to 3 meters.
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