devices refers to questions about the Unix/Linux device special files, normally these are under /dev. Do not use this tag for physical devices (for that use e.g. usb or pci).

A device under Unix/Linux is a file, normally located in directory structure under /dev. These special files are not located on the filesystem, but handled by device specific device drivers.

Do not use this tag to indicate physical device such as USB Bluetooth dongle (, ) or PCI devices ()