Free Device tests tools
Test your keyboard, mouse, screen, microphone, speakers and webcam.
Keyboard TestCheck every key, rollover, ghosting and stuck keys.Mouse Test & CPSTest buttons, double clicks, click speed and polling rate.Dead Pixel TestFull-screen colors and patterns to find dead or stuck pixels.Mic TestCheck your microphone level, spectrum and noise, and play it back.Speaker TestTest left/right channels, frequency sweep, bass and polarity.Webcam TestPreview your webcam and check resolution, frame rate and lighting.