lsusb
displays information about USB buses in the system and devices connected to them
TLDR
List all USB devices
$ lsusb
List USB hierarchy as tree$ lsusb -t
List verbose information$ sudo lsusb -v
Show details for specific device$ sudo lsusb -v -s 001:002
Filter by vendor:product ID$ lsusb -d 1234:5678
SYNOPSIS
lsusb [options]
DESCRIPTION
lsusb displays information about USB buses in the system and devices connected to them. It uses udev's hardware database to provide human-readable vendor and product names.
PARAMETERS
-v, --verbose
Display detailed device information including configuration and class descriptors-s [[bus]:][devnum]
Show only devices on specified bus and/or device number (decimal)-d [vendor]:[product]
Show only devices with specified vendor/product ID (hexadecimal)-D device
Display information about specific device file (requires root)-t, --tree
Display USB device hierarchy as tree-V, --version
Display version information
CAVEATS
Verbose output (-v) and some device details require root privileges. Device numbers are in decimal format, while vendor/product IDs are in hexadecimal.
HISTORY
lsusb is part of the usbutils package, providing command-line USB device information since the early days of USB support in Linux.
SEE ALSO
lspci(8), usb-devices(1), udevadm(8)