This test requires access to your microphone. If you haven't already, please grant access to your microphone and refresh the page. Try refreshing the page or going into your browser settings to grant access to your microphone.
Select which microphone to test:
SPECTRUM ANALYZER
SPECTROGRAM
Quickly check if your microphone is working, or diagnose possible problems with your audio hardware. It shows a realtime spectrum of frequencies, and a spectrogram of the frequencies over time.
If you don't see anything, try refreshing the page or going into your browser settings to grant access to your microphone.
This test does not record or retain any audio. The tester runs entirely within your web browser.
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