Device Configuration

Input Device

No device selected

Output Device

Audio plays through system default output

Use system settings to change output device

Audio Controls

Loopback Control

Volume Control

Input Volume 50%

Output Volume 50%

Status

Connection

Disconnected

Audio

Stopped

Microphone

Unmuted

Audio Levels

Key Features

Real-Time Monitoring

Instant audio streaming with zero latency for critical monitoring situations.

Cross-Device Compatible

Works on desktop, tablet, and mobile devices. No app installation required.

Privacy Focused

All audio processing happens locally in your browser. No data sent to servers.

Advanced Controls

Professional-grade audio controls with volume adjustment and device selection.

Audio Visualization

Real-time frequency spectrum analysis and audio level monitoring.

Free & Open Source

Completely free to use with no hidden costs or subscription fees.

Frequently Asked Questions

To use as a baby monitor: 1) Place your device with microphone in the baby's room, 2) Connect to the audio controller on another device, 3) Start loopback to hear real-time audio from the baby's room. Adjust volume as needed for comfortable monitoring.

Yes! This tool can amplify ambient sounds and conversations. Use headphones or earbuds as output devices and adjust the input volume to enhance sounds around you. It's particularly useful for temporary hearing assistance in meetings or conversations.

Absolutely! All audio processing happens locally in your browser. No audio data is transmitted to external servers or stored anywhere. Your conversations and monitoring sessions remain completely private.

This tool works on any device with a modern web browser (Chrome, Firefox, Safari, Edge). Compatible with desktop computers, laptops, tablets, and smartphones. Bluetooth microphones and wireless earbuds are supported.

Yes, this tool is excellent for discrete audio surveillance of your property. Monitor your home, office, or workspace remotely. The audio visualization helps identify unusual sounds or activities.

Check these steps: 1) Ensure microphone permissions are granted, 2) Verify input device is selected and working, 3) Check system volume and browser audio settings, 4) Try refreshing devices if recently connected, 5) Ensure the microphone is not muted.

Yes! Once loaded, the audio controller works completely offline. All processing is done locally in your browser, so you don't need an internet connection for audio monitoring functionality.

To prevent feedback: 1) Use headphones instead of speakers, 2) Lower the output volume, 3) Increase distance between microphone and speakers, 4) Use the mute button when not actively monitoring, 5) Consider using directional microphones.

How to Use

Grant Permissions

Allow microphone access when prompted by your browser. This is required for audio input.

Select Devices

Choose your input microphone and configure audio output settings for your monitoring needs.

Adjust Settings

Set appropriate volume levels for both input and output to ensure comfortable monitoring.

Start Monitoring

Click "Start Loopback" to begin real-time audio monitoring and surveillance.

Popular Use Cases

Baby Monitor

Monitor your baby's room remotely with real-time audio streaming. Perfect for nap time surveillance and night monitoring.

Hearing Assistance

Amplify and enhance audio for hearing-impaired individuals. Customize volume and frequency settings for better clarity.

Security Monitoring

Monitor your home, office, or workspace with discrete audio surveillance. Real-time alerts for unusual sounds.

Audio Testing

Test microphones, speakers, and audio equipment. Professional-grade audio analysis and device diagnostics.

Privacy & Legal Information

Privacy Protection

All audio processing occurs locally in your browser
No audio data is transmitted to external servers
No recordings are stored or saved anywhere
Your monitoring sessions remain completely private
No personal information is collected or tracked

Legal Compliance

Ensure compliance with local privacy laws
Obtain consent before monitoring others
Use responsibly for legitimate purposes only
Respect others' privacy and rights
Follow workplace and residential monitoring regulations

Important Disclaimers

This tool is for legitimate monitoring purposes only
Users are responsible for complying with applicable laws
Not intended for unauthorized surveillance
Medical hearing assistance should supplement, not replace, professional care
Audio quality depends on device capabilities and environment