# Fermion: MEMS Microphone Module

**Type:** Product page · **SKU:** SEN0487 · **Brand:** [DFRobot](https://core-electronics.com.au/brands/dfrobot-australia)
**Page:** https://core-electronics.com.au/fermion-mems-microphone-module.html ([markdown](https://core-electronics.com.au/fermion-mems-microphone-module.html.md))

This tiny MEMS microphone has an amplifier gain of 66. When there is no sound detected, it outputs voltage around 0.66\*VCC. When speaking, you can easily get the...

## Pricing

- **Price:** $4.80 (inc GST) — $4.36 AUD, exc GST
- **Quantity discounts:** 6+ $4.15 (exc GST) · 12+ $3.97 (exc GST)

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 15 today, and up to 500 more in 8–12 days.

## Description

This tiny MEMS microphone has an amplifier gain of 66. When there is no sound detected, it outputs voltage around 1.5V. When speaking, you can easily get the acoustic waveform by ADC sampling. The module can be used on all kinds of 3.3V/5V main controllers.

**![](https://core-electronics.com.au/attachments/localcontent/Connection-Diagram_307543537df.png)**

**Connection Diagram**

###  Specification

5. Signal Type: Analog signal
6. Power Supply: 3.3V/5V
7. Directivity: All-round
8. Sensitivity: -42dB
9. S/N Ratio: 59dBA
10. Frequency Range: 100Hz~8KHz
11. Dimension: 18\*12.5 mm/ 0.71\*0.49”
###  Documents

13. [Product wiki](https://wiki.dfrobot.com/Fermion_MEMS_Microphone_Sensor_SKU_SEN0487)
###  Parts List

15. Fermion: MEMS Microphone Module ×1
16. 2.54-3P Black Single Row Pin Header ×1

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/s/e/sen0487.jpg)