audio test
Speaker Frequency Sweep Test
Play a user-controlled frequency sweep for speaker/headphone inspection.
No accountLocal where possibleRetest anytime
Audio output check
Use a comfortable volume. Test tones are generated locally in your browser.
Now playingIdle
Tone440 Hz
DeviceOK can verify that browser audio reaches your selected system output path, but browsers do not reliably expose every physical speaker/headphone identity.
Private by design
Test input is processed in your browser where possible.
Use the result as evidence, not a guess.
This test checks
- Low frequencies
- Midrange
- High frequencies
How to read it
A passing browser test confirms that the browser can observe this input/output path.
A failing test narrows the issue but does not by itself prove physical hardware failure.