Check device online
Video
Can I watch 4K video?
Supported video codecs
Supported types of DRM
Audio
Can I listen to surround sound?
Supported audio codecs
Speech Synthesis, Vibration
Screen
Screen Size, Aspect ratio, Frame rate
HDR support, Color depth, Color spaces
Multi-screen support
Webcamera
Testing webcam
Information about webcam
Low and high resolution webcam
Microphone
Testing microphone
Information about microphone
Ability to hear yourself
GPU
Detailed information about GPU
GPU name and vendor
WebGPU
Mouse
Testing mouse
Displaying mouse button clicks
Support for additional buttons
Keyboard
Displaying keystrokes on keyboard
Displaying keyboard key codes
Keyboards: Windows, Mac, MacBook, iPad
Gamepad
Display of joystick button presses
Vibration check
Joystick support: PS3, PS4, PS5, Xbox360 and others
Storage
Types of supported storage
Support of persistent storage
Storage quota for origin
Network
IPv4, IPv6
Downlink
RTT
Geo
Latitude
Longitude
Displaying location on map
USB
Product name
Serial number
Detailed USB info
Platform
Detailed information about platform
Permissions
RAM and number of processor cores
Battery
Battery status
Battery charge level
Battery charge and discharge time
Fonts
List of local fonts
Group by font family
Searching and viewing fonts