Permission awareLive analyserLocal recording
Microphone Test
Confirm that the browser can access the microphone, then inspect live level, waveform, spectrum, and short local recordings.
Device labels usually become available only after permission is granted.
When MediaRecorder is unavailable, the page keeps the live meter and hides recording controls automatically.
Capability snapshot
Support, permission, and current runtime state at a glance.
Permission
Not grantedNot granted
Devices
0
Input level
0%0%
Sample rate
----
Microphone Test
Grant access, monitor live levels, and record a short local clip when supported.
Input level
0.0%Session info
Recorder support and device details update as the browser exposes them.
Current device
--
Sample rate
[object Object] Hz
Duration
NaN:NaN
Recorder
Ready
Device labels usually become available only after permission is granted.
When MediaRecorder is unavailable, the page keeps the live meter and hides recording controls automatically.