Practical browser mic timing
Mic Latency Test
Record a short clap or tap sample locally and inspect timing guidance before recording narration.
Record a clap or tap sample
Use the waveform peak to sanity-check input timing. This is not lab-grade round-trip latency.
Ready to request microphone
Make one sharp clap or tap during the five-second sample.
%
peak
The waveform appears while recording.