How do I tell what hardware is connected via USB to this system?

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To find out information about components connected on a system's USB bus, log in as root and type:

/sbin/lsusb

This command reveals information about the Universal Serial Bus's on this system along with any devices that are connected to them.

The lsusb command offers many useful options such as verbosity (-v), extreme verbosity (-vv), and tree-centric view...

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