MicCheck Online

什么是 MicCheck Online？

Free browser tools to test your mic, webcam, speaker, screen & more — no download, no signup. Includes: Mic Test – real-time levels & clipping detection Webcam Test – camera preview, resolution & FPS Speaker & Headphone Test – L/R channel isolation Screen Tests – dead pixel, white/black/color, uniformity Keyboard & Mouse Test Works on Chrome, Firefox, Edge, Safari. Perfect for remote workers & streamers.