About

Site	Device Test Hub
Operator	Jitty
What it does	Free browser-based tests to check cameras, microphones, keyboards and other devices
Contact	(coming soon)

This site does not diagnose, repair or warrant devices. Results are guidelines based on what your browser receives.

Technologies used (specifications)

• MediaDevices.getUserMedia()（MDN） — camera and microphone
• Web Audio API（W3C） — level meter and test tones
• UI Events KeyboardEvent code Values（W3C） — physical key positions
• Pointer Events（W3C） — mouse, touch and pen
• Gamepad（W3C） — gamepads
• Web MIDI API（W3C） — MIDI
• requestAnimationFrame（WHATWG HTML） — refresh rate

No external libraries, ads or trackers are loaded (if analytics is added, the privacy policy will say so).