Web AudioStereo readyLocal playback
Speaker Test
Use left, right, mono, frequency sweep, white noise, and pink noise tests to verify the basic output chain.
Set a comfortable device volume before starting playback to avoid sudden loud output.
Browsers cannot read the physical speaker status directly, so this page is designed around audible confirmation.
Capability snapshot
Support, permission, and current runtime state at a glance.
Support
Not supported in this browserNot supported in this browser
Playback
ReadyReady
Current preset
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Output chain
Browser localBrowser local
Speaker Test
Run left/right/mono tones, sweep, and noise tests directly in the browser.
Playback status
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Notes and next steps
Use a comfortable volume first, then move into microphone or camera checks if needed.
Set a comfortable device volume before starting playback to avoid sudden loud output.
Browsers cannot read the physical speaker status directly, so this page is designed around audible confirmation.