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Detect Sound and Vibration for Smarter Projects
The USB Microphone for Raspberry Pi is a ph sensor designed for sound detection, vibration alerts, and machine monitoring. It is a practical fit for makers, students, and engineers who want reliable sensor data in embedded builds.
Key details include Working voltage: 4.5 V.
Important: Water-quality sensors usually need calibration solutions and regular probe care. Probe condition and temperature can affect the reading.
Why you’ll love it
- Power range: 4.5 V
- Operating frequency: 100 to 16 kHz
- Useful spec: wining - 67 dB
- Sensor size: 0.7 to 0.9 M
- Maker-friendly build: Easy to use in prototypes, classroom projects, and custom electronics
- Common controller support: Works well with Arduino, ESP32, Raspberry Pi, and similar boards
Compare with similar products
| Product | Sensor style | Standout |
|---|---|---|
| USB Microphone for Raspberry Pi | pH sensor | Current item |
| USB Mini Microphone | pH sensor | general-purpose sensing |
| MEMS Microphone Breakout INMP401 ADMP401 SparkFun | pH sensor with analog output | analog output, breakout-board format |
| Electret Microphone Amplifier - MAX9814 with Auto Gain Control | pH sensor with analog output | analog output |
What you can build
This sensor is a good fit for clap switches, knock locks, vibration alarms, sound level demos, and machine monitoring.
Starter bundles
Pair it with an Arduino-compatible board, ESP32, or Raspberry Pi, plus a breadboard or jumper wires for quick setup and testing.
Recommended add-ons
Useful add-ons include breadboards, jumper wires, displays, enclosures, and logging modules, depending on how you plan to power, mount, and log the sensor.
Technical specifications
| Product | USB Microphone for Raspberry Pi |
|---|---|
| Connect the Microphone | Plug the USB microphone into one of the USB ports on your Raspberry Pi. It’s like adding an ingredient to your mixing bowl; it’s essential for the final product. |
| Working voltage | 4.5 V |
| The frequency response | 100 to 16 kHz |
| SNR | wining - 67 dB |
| Wire length | 0.7 to 0.9 M |
| The sensitivity | - 47 dB + 4 dB |
| Lower sensitivity | - 3 dB at 1.5 V |
Wiring & usage notes
Check the pin labels on the USB Microphone for Raspberry Pi and match them to your controller voltage, ground, and signal pins. Keep wiring short and verify the logic level before powering the module. Water-quality sensors usually need calibration solutions and regular probe care. Probe condition and temperature can affect the reading.
What’s in the box
1 × USB Microphone for Raspberry Pi
Frequently Asked Questions
What does the USB Microphone for Raspberry Pi measure?
It is designed to measure sound level, audio activity, or optical fingerprint data.
Can I use it with Arduino, ESP32, or Raspberry Pi?
Yes. It is well suited for common maker and embedded platforms, as long as you power it at the correct voltage and match the signal level to your controller.
Does it need calibration?
Yes. Chemical and gas sensors usually need warm-up time, calibration, and periodic checking if you want stable readings.
Is it good for prototyping?
Yes. It is a practical choice for learning, proof-of-concept builds, and small automation projects.
Manila stock. Order before 16:00 PHT, ships today via J&T or LBC. Provincial: 1–3 working days.
Schools / class POs: we accept Purchase Orders for accredited schools and universities. contact us with your PO details.
Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
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