Hardware diagnostics in the browser

Find out what is actually broken

Mic, camera, speakers, keyboard and mouse.

• Pre-call checkAll threeCamera, microphone and speakers, in one pass before a call.
• Mic testHow loud you are, and how you sound to everyone else.
• Webcam testWhat your camera is really sending, and how you look through it.
• Speaker testWhether sound is coming out, and from which side.
• Keyboard testWhich keys arrive, and which ones never do.
• Mouse testWhich buttons register, and whether one click arrives as two.